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Finding the Fourth Proportional to 109,892, 151,650.96 and 59,591.04

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Solution

The fourth proportional to 109,892, 151,650.96 and 59,591.04 is: 82,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,892 : 151,650.96 = 59,591.04 : x
  2. Step 2: Convert to fraction form
    109,892/151,650.96 = 59,591.04/x
  3. Step 3: Cross multiply
    109,892x = 151,650.96 × 59,591.04
  4. Step 4: Simplify right side
    109,892x = 9,037,038,423.40
  5. Step 5: Solve for x
    x = 9,037,038,423.40/109,892
  6. Step 6: Final answer
    x = 82,235.64

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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.