Home / 89,444.76-134,158.92-30,273.65

Finding the Fourth Proportional to 89,444.76, 134,158.92 and 30,273.65

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Solution

The fourth proportional to 89,444.76, 134,158.92 and 30,273.65 is: 45,407.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,444.76 : 134,158.92 = 30,273.65 : x
  2. Step 2: Convert to fraction form
    89,444.76/134,158.92 = 30,273.65/x
  3. Step 3: Cross multiply
    89,444.76x = 134,158.92 × 30,273.65
  4. Step 4: Simplify right side
    89,444.76x = 4,061,479,517.66
  5. Step 5: Solve for x
    x = 4,061,479,517.66/89,444.76
  6. Step 6: Final answer
    x = 45,407.69

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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.