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Finding the Fourth Proportional to 63,864.52, 95,840.78 and 22,311.52

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Solution

The fourth proportional to 63,864.52, 95,840.78 and 22,311.52 is: 33,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,864.52 : 95,840.78 = 22,311.52 : x
  2. Step 2: Convert to fraction form
    63,864.52/95,840.78 = 22,311.52/x
  3. Step 3: Cross multiply
    63,864.52x = 95,840.78 × 22,311.52
  4. Step 4: Simplify right side
    63,864.52x = 2,138,353,479.79
  5. Step 5: Solve for x
    x = 2,138,353,479.79/63,864.52
  6. Step 6: Final answer
    x = 33,482.65

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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.