Home / 89,042.76-133,543.17-25,846.20

Finding the Fourth Proportional to 89,042.76, 133,543.17 and 25,846.20

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Solution

The fourth proportional to 89,042.76, 133,543.17 and 25,846.20 is: 38,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,042.76 : 133,543.17 = 25,846.20 : x
  2. Step 2: Convert to fraction form
    89,042.76/133,543.17 = 25,846.20/x
  3. Step 3: Cross multiply
    89,042.76x = 133,543.17 × 25,846.20
  4. Step 4: Simplify right side
    89,042.76x = 3,451,583,480.45
  5. Step 5: Solve for x
    x = 3,451,583,480.45/89,042.76
  6. Step 6: Final answer
    x = 38,763.21

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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.