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Finding the Fourth Proportional to 89,101.68, 133,652.88 and 36,474.24

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Solution

The fourth proportional to 89,101.68, 133,652.88 and 36,474.24 is: 54,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,101.68 : 133,652.88 = 36,474.24 : x
  2. Step 2: Convert to fraction form
    89,101.68/133,652.88 = 36,474.24/x
  3. Step 3: Cross multiply
    89,101.68x = 133,652.88 × 36,474.24
  4. Step 4: Simplify right side
    89,101.68x = 4,874,887,221.81
  5. Step 5: Solve for x
    x = 4,874,887,221.81/89,101.68
  6. Step 6: Final answer
    x = 54,711.51

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1.5x scale

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.