Home / 157,909.52-236,901.45-51,293.14

Finding the Fourth Proportional to 157,909.52, 236,901.45 and 51,293.14

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Solution

The fourth proportional to 157,909.52, 236,901.45 and 51,293.14 is: 76,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,909.52 : 236,901.45 = 51,293.14 : x
  2. Step 2: Convert to fraction form
    157,909.52/236,901.45 = 51,293.14/x
  3. Step 3: Cross multiply
    157,909.52x = 236,901.45 × 51,293.14
  4. Step 4: Simplify right side
    157,909.52x = 12,151,418,648.80
  5. Step 5: Solve for x
    x = 12,151,418,648.80/157,909.52
  6. Step 6: Final answer
    x = 76,951.78

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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.