Home / 94,127.91-129,897.42-51,687.35

Finding the Fourth Proportional to 94,127.91, 129,897.42 and 51,687.35

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Solution

The fourth proportional to 94,127.91, 129,897.42 and 51,687.35 is: 71,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,127.91 : 129,897.42 = 51,687.35 : x
  2. Step 2: Convert to fraction form
    94,127.91/129,897.42 = 51,687.35/x
  3. Step 3: Cross multiply
    94,127.91x = 129,897.42 × 51,687.35
  4. Step 4: Simplify right side
    94,127.91x = 6,714,053,346.18
  5. Step 5: Solve for x
    x = 6,714,053,346.18/94,127.91
  6. Step 6: Final answer
    x = 71,329.04

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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.