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Finding the Fourth Proportional to 73,958.62, 101,847.90 and 64,264

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Solution

The fourth proportional to 73,958.62, 101,847.90 and 64,264 is: 88,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,958.62 : 101,847.90 = 64,264 : x
  2. Step 2: Convert to fraction form
    73,958.62/101,847.90 = 64,264/x
  3. Step 3: Cross multiply
    73,958.62x = 101,847.90 × 64,264
  4. Step 4: Simplify right side
    73,958.62x = 6,545,153,445.60
  5. Step 5: Solve for x
    x = 6,545,153,445.60/73,958.62
  6. Step 6: Final answer
    x = 88,497.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.