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Finding the Fourth Proportional to 64,583.55, 96,872.62 and 22,473.15

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Solution

The fourth proportional to 64,583.55, 96,872.62 and 22,473.15 is: 33,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,583.55 : 96,872.62 = 22,473.15 : x
  2. Step 2: Convert to fraction form
    64,583.55/96,872.62 = 22,473.15/x
  3. Step 3: Cross multiply
    64,583.55x = 96,872.62 × 22,473.15
  4. Step 4: Simplify right side
    64,583.55x = 2,177,032,920.15
  5. Step 5: Solve for x
    x = 2,177,032,920.15/64,583.55
  6. Step 6: Final answer
    x = 33,708.78

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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.