Home / 238,747.52-329,471.88-131,317.76

Finding the Fourth Proportional to 238,747.52, 329,471.88 and 131,317.76

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Solution

The fourth proportional to 238,747.52, 329,471.88 and 131,317.76 is: 181,218.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,747.52 : 329,471.88 = 131,317.76 : x
  2. Step 2: Convert to fraction form
    238,747.52/329,471.88 = 131,317.76/x
  3. Step 3: Cross multiply
    238,747.52x = 329,471.88 × 131,317.76
  4. Step 4: Simplify right side
    238,747.52x = 43,265,509,264.59
  5. Step 5: Solve for x
    x = 43,265,509,264.59/238,747.52
  6. Step 6: Final answer
    x = 181,218.68

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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.