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Finding the Fourth Proportional to 63,381.52, 95,078.04 and 19,006.48

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Solution

The fourth proportional to 63,381.52, 95,078.04 and 19,006.48 is: 28,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,381.52 : 95,078.04 = 19,006.48 : x
  2. Step 2: Convert to fraction form
    63,381.52/95,078.04 = 19,006.48/x
  3. Step 3: Cross multiply
    63,381.52x = 95,078.04 × 19,006.48
  4. Step 4: Simplify right side
    63,381.52x = 1,807,098,865.70
  5. Step 5: Solve for x
    x = 1,807,098,865.70/63,381.52
  6. Step 6: Final answer
    x = 28,511.45

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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.