Home / 90,076.20-124,312.80-52,348

Finding the Fourth Proportional to 90,076.20, 124,312.80 and 52,348

Calculator

Solution

The fourth proportional to 90,076.20, 124,312.80 and 52,348 is: 72,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,076.20 : 124,312.80 = 52,348 : x
  2. Step 2: Convert to fraction form
    90,076.20/124,312.80 = 52,348/x
  3. Step 3: Cross multiply
    90,076.20x = 124,312.80 × 52,348
  4. Step 4: Simplify right side
    90,076.20x = 6,507,526,454.40
  5. Step 5: Solve for x
    x = 6,507,526,454.40/90,076.20
  6. Step 6: Final answer
    x = 72,244.68

Related Problems

Find fourth proportional to 45,038.10, 62,156.40 and 26,174
Half scale
Find fourth proportional to 180,152.40, 248,625.60 and 104,696
Double scale
Find fourth proportional to 90,077.20, 124,314.18 and 52,349
Similar ratio
Find fourth proportional to 135,114.30, 186,469.20 and 78,522
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.