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Finding the Fourth Proportional to 63,432.52, 95,149.02 and 19,059.40

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Solution

The fourth proportional to 63,432.52, 95,149.02 and 19,059.40 is: 28,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.52 : 95,149.02 = 19,059.40 : x
  2. Step 2: Convert to fraction form
    63,432.52/95,149.02 = 19,059.40/x
  3. Step 3: Cross multiply
    63,432.52x = 95,149.02 × 19,059.40
  4. Step 4: Simplify right side
    63,432.52x = 1,813,483,231.79
  5. Step 5: Solve for x
    x = 1,813,483,231.79/63,432.52
  6. Step 6: Final answer
    x = 28,589.17

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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.