Home / 137,522.19-206,363.70-57,553.48

Finding the Fourth Proportional to 137,522.19, 206,363.70 and 57,553.48

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Solution

The fourth proportional to 137,522.19, 206,363.70 and 57,553.48 is: 86,363.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,522.19 : 206,363.70 = 57,553.48 : x
  2. Step 2: Convert to fraction form
    137,522.19/206,363.70 = 57,553.48/x
  3. Step 3: Cross multiply
    137,522.19x = 206,363.70 × 57,553.48
  4. Step 4: Simplify right side
    137,522.19x = 11,876,948,048.86
  5. Step 5: Solve for x
    x = 11,876,948,048.86/137,522.19
  6. Step 6: Final answer
    x = 86,363.87

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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.