Home / 89,414.11-134,141.92-26,231.68

Finding the Fourth Proportional to 89,414.11, 134,141.92 and 26,231.68

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Solution

The fourth proportional to 89,414.11, 134,141.92 and 26,231.68 is: 39,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,414.11 : 134,141.92 = 26,231.68 : x
  2. Step 2: Convert to fraction form
    89,414.11/134,141.92 = 26,231.68/x
  3. Step 3: Cross multiply
    89,414.11x = 134,141.92 × 26,231.68
  4. Step 4: Simplify right side
    89,414.11x = 3,518,767,118.16
  5. Step 5: Solve for x
    x = 3,518,767,118.16/89,414.11
  6. Step 6: Final answer
    x = 39,353.60

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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.