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Finding the Fourth Proportional to 89,082.72, 133,624.22 and 36,529.11

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Solution

The fourth proportional to 89,082.72, 133,624.22 and 36,529.11 is: 54,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,082.72 : 133,624.22 = 36,529.11 : x
  2. Step 2: Convert to fraction form
    89,082.72/133,624.22 = 36,529.11/x
  3. Step 3: Cross multiply
    89,082.72x = 133,624.22 × 36,529.11
  4. Step 4: Simplify right side
    89,082.72x = 4,881,173,648.40
  5. Step 5: Solve for x
    x = 4,881,173,648.40/89,082.72
  6. Step 6: Final answer
    x = 54,793.72

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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.