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Finding the Fourth Proportional to 65,972.52, 98,958.85 and 16,052.61

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Solution

The fourth proportional to 65,972.52, 98,958.85 and 16,052.61 is: 24,078.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,972.52 : 98,958.85 = 16,052.61 : x
  2. Step 2: Convert to fraction form
    65,972.52/98,958.85 = 16,052.61/x
  3. Step 3: Cross multiply
    65,972.52x = 98,958.85 × 16,052.61
  4. Step 4: Simplify right side
    65,972.52x = 1,588,548,156.06
  5. Step 5: Solve for x
    x = 1,588,548,156.06/65,972.52
  6. Step 6: Final answer
    x = 24,078.94

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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.