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Finding the Fourth Proportional to 63,653.76, 95,581.92 and 52,536

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Solution

The fourth proportional to 63,653.76, 95,581.92 and 52,536 is: 78,887.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,653.76 : 95,581.92 = 52,536 : x
  2. Step 2: Convert to fraction form
    63,653.76/95,581.92 = 52,536/x
  3. Step 3: Cross multiply
    63,653.76x = 95,581.92 × 52,536
  4. Step 4: Simplify right side
    63,653.76x = 5,021,491,749.12
  5. Step 5: Solve for x
    x = 5,021,491,749.12/63,653.76
  6. Step 6: Final answer
    x = 78,887.59

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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.