Home / 239,124.88-329,979.50-131,673.92

Finding the Fourth Proportional to 239,124.88, 329,979.50 and 131,673.92

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Solution

The fourth proportional to 239,124.88, 329,979.50 and 131,673.92 is: 181,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,124.88 : 329,979.50 = 131,673.92 : x
  2. Step 2: Convert to fraction form
    239,124.88/329,979.50 = 131,673.92/x
  3. Step 3: Cross multiply
    239,124.88x = 329,979.50 × 131,673.92
  4. Step 4: Simplify right side
    239,124.88x = 43,449,694,284.64
  5. Step 5: Solve for x
    x = 43,449,694,284.64/239,124.88
  6. Step 6: Final answer
    x = 181,702.94

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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.