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Finding the Fourth Proportional to 63,733.34, 95,602 and 21,612.80

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Solution

The fourth proportional to 63,733.34, 95,602 and 21,612.80 is: 32,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,733.34 : 95,602 = 21,612.80 : x
  2. Step 2: Convert to fraction form
    63,733.34/95,602 = 21,612.80/x
  3. Step 3: Cross multiply
    63,733.34x = 95,602 × 21,612.80
  4. Step 4: Simplify right side
    63,733.34x = 2,066,226,905.60
  5. Step 5: Solve for x
    x = 2,066,226,905.60/63,733.34
  6. Step 6: Final answer
    x = 32,419.87

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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.