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Finding the Fourth Proportional to 63,917.03, 95,875.11 and 19,543.61

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Solution

The fourth proportional to 63,917.03, 95,875.11 and 19,543.61 is: 29,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,917.03 : 95,875.11 = 19,543.61 : x
  2. Step 2: Convert to fraction form
    63,917.03/95,875.11 = 19,543.61/x
  3. Step 3: Cross multiply
    63,917.03x = 95,875.11 × 19,543.61
  4. Step 4: Simplify right side
    63,917.03x = 1,873,745,279.17
  5. Step 5: Solve for x
    x = 1,873,745,279.17/63,917.03
  6. Step 6: Final answer
    x = 29,315.28

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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.