Home / 89,451.60-134,177.28-22,891.75

Finding the Fourth Proportional to 89,451.60, 134,177.28 and 22,891.75

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Solution

The fourth proportional to 89,451.60, 134,177.28 and 22,891.75 is: 34,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,451.60 : 134,177.28 = 22,891.75 : x
  2. Step 2: Convert to fraction form
    89,451.60/134,177.28 = 22,891.75/x
  3. Step 3: Cross multiply
    89,451.60x = 134,177.28 × 22,891.75
  4. Step 4: Simplify right side
    89,451.60x = 3,071,552,749.44
  5. Step 5: Solve for x
    x = 3,071,552,749.44/89,451.60
  6. Step 6: Final answer
    x = 34,337.59

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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.