Home / 240,042.24-331,264.98-132,619.20

Finding the Fourth Proportional to 240,042.24, 331,264.98 and 132,619.20

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Solution

The fourth proportional to 240,042.24, 331,264.98 and 132,619.20 is: 183,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,042.24 : 331,264.98 = 132,619.20 : x
  2. Step 2: Convert to fraction form
    240,042.24/331,264.98 = 132,619.20/x
  3. Step 3: Cross multiply
    240,042.24x = 331,264.98 × 132,619.20
  4. Step 4: Simplify right side
    240,042.24x = 43,932,096,635.62
  5. Step 5: Solve for x
    x = 43,932,096,635.62/240,042.24
  6. Step 6: Final answer
    x = 183,018.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.