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Finding the Fourth Proportional to 96,543.90, 144,772.65 and 37,359.90

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Solution

The fourth proportional to 96,543.90, 144,772.65 and 37,359.90 is: 56,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,543.90 : 144,772.65 = 37,359.90 : x
  2. Step 2: Convert to fraction form
    96,543.90/144,772.65 = 37,359.90/x
  3. Step 3: Cross multiply
    96,543.90x = 144,772.65 × 37,359.90
  4. Step 4: Simplify right side
    96,543.90x = 5,408,691,726.74
  5. Step 5: Solve for x
    x = 5,408,691,726.74/96,543.90
  6. Step 6: Final answer
    x = 56,023.13

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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.