Home / 237,920.48-356,767.76-138,111.28

Finding the Fourth Proportional to 237,920.48, 356,767.76 and 138,111.28

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Solution

The fourth proportional to 237,920.48, 356,767.76 and 138,111.28 is: 207,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,920.48 : 356,767.76 = 138,111.28 : x
  2. Step 2: Convert to fraction form
    237,920.48/356,767.76 = 138,111.28/x
  3. Step 3: Cross multiply
    237,920.48x = 356,767.76 × 138,111.28
  4. Step 4: Simplify right side
    237,920.48x = 49,273,651,996.33
  5. Step 5: Solve for x
    x = 49,273,651,996.33/237,920.48
  6. Step 6: Final answer
    x = 207,101.35

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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.