Home / 71,055.25-98,057.04-39,224.17

Finding the Fourth Proportional to 71,055.25, 98,057.04 and 39,224.17

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Solution

The fourth proportional to 71,055.25, 98,057.04 and 39,224.17 is: 54,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,055.25 : 98,057.04 = 39,224.17 : x
  2. Step 2: Convert to fraction form
    71,055.25/98,057.04 = 39,224.17/x
  3. Step 3: Cross multiply
    71,055.25x = 98,057.04 × 39,224.17
  4. Step 4: Simplify right side
    71,055.25x = 3,846,206,006.66
  5. Step 5: Solve for x
    x = 3,846,206,006.66/71,055.25
  6. Step 6: Final answer
    x = 54,129.79

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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.