Home / 84,702-127,053-35,454

Finding the Fourth Proportional to 84,702, 127,053 and 35,454

Calculator

Solution

The fourth proportional to 84,702, 127,053 and 35,454 is: 53,181

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,702 : 127,053 = 35,454 : x
  2. Step 2: Convert to fraction form
    84,702/127,053 = 35,454/x
  3. Step 3: Cross multiply
    84,702x = 127,053 × 35,454
  4. Step 4: Simplify right side
    84,702x = 4,504,537,062
  5. Step 5: Solve for x
    x = 4,504,537,062/84,702
  6. Step 6: Final answer
    x = 53,181

Related Problems

Find fourth proportional to 42,351, 63,526.50 and 17,727
Half scale
Find fourth proportional to 169,404, 254,106 and 70,908
Double scale
Find fourth proportional to 84,703, 127,054.50 and 35,455
Similar ratio
Find fourth proportional to 127,053, 190,579.50 and 53,181
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.