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Finding the Fourth Proportional to 68,266.44, 94,251.24 and 64,951.92

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Solution

The fourth proportional to 68,266.44, 94,251.24 and 64,951.92 is: 89,675.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,266.44 : 94,251.24 = 64,951.92 : x
  2. Step 2: Convert to fraction form
    68,266.44/94,251.24 = 64,951.92/x
  3. Step 3: Cross multiply
    68,266.44x = 94,251.24 × 64,951.92
  4. Step 4: Simplify right side
    68,266.44x = 6,121,799,000.38
  5. Step 5: Solve for x
    x = 6,121,799,000.38/68,266.44
  6. Step 6: Final answer
    x = 89,675.09

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1.5x scale

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.