Home / 82,875-114,337.51-54,211

Finding the Fourth Proportional to 82,875, 114,337.51 and 54,211

Calculator

Solution

The fourth proportional to 82,875, 114,337.51 and 54,211 is: 74,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,875 : 114,337.51 = 54,211 : x
  2. Step 2: Convert to fraction form
    82,875/114,337.51 = 54,211/x
  3. Step 3: Cross multiply
    82,875x = 114,337.51 × 54,211
  4. Step 4: Simplify right side
    82,875x = 6,198,350,754.61
  5. Step 5: Solve for x
    x = 6,198,350,754.61/82,875
  6. Step 6: Final answer
    x = 74,791.56

Related Problems

Find fourth proportional to 41,437.50, 57,168.76 and 27,105.50
Half scale
Find fourth proportional to 165,750, 228,675.02 and 108,422
Double scale
Find fourth proportional to 82,876, 114,338.89 and 54,212
Similar ratio
Find fourth proportional to 124,312.50, 171,506.27 and 81,316.50
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.