Home / 89,887.06-134,882.11-36,569.20

Finding the Fourth Proportional to 89,887.06, 134,882.11 and 36,569.20

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Solution

The fourth proportional to 89,887.06, 134,882.11 and 36,569.20 is: 54,874.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,887.06 : 134,882.11 = 36,569.20 : x
  2. Step 2: Convert to fraction form
    89,887.06/134,882.11 = 36,569.20/x
  3. Step 3: Cross multiply
    89,887.06x = 134,882.11 × 36,569.20
  4. Step 4: Simplify right side
    89,887.06x = 4,932,530,857.01
  5. Step 5: Solve for x
    x = 4,932,530,857.01/89,887.06
  6. Step 6: Final answer
    x = 54,874.76

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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.