Home / 71,092.13-98,106.49-39,260.35

Finding the Fourth Proportional to 71,092.13, 98,106.49 and 39,260.35

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Solution

The fourth proportional to 71,092.13, 98,106.49 and 39,260.35 is: 54,178.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,092.13 : 98,106.49 = 39,260.35 : x
  2. Step 2: Convert to fraction form
    71,092.13/98,106.49 = 39,260.35/x
  3. Step 3: Cross multiply
    71,092.13x = 98,106.49 × 39,260.35
  4. Step 4: Simplify right side
    71,092.13x = 3,851,694,754.53
  5. Step 5: Solve for x
    x = 3,851,694,754.53/71,092.13
  6. Step 6: Final answer
    x = 54,178.92

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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.