Home / 238,926.96-329,702.19-142,125.48

Finding the Fourth Proportional to 238,926.96, 329,702.19 and 142,125.48

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Solution

The fourth proportional to 238,926.96, 329,702.19 and 142,125.48 is: 196,123.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,926.96 : 329,702.19 = 142,125.48 : x
  2. Step 2: Convert to fraction form
    238,926.96/329,702.19 = 142,125.48/x
  3. Step 3: Cross multiply
    238,926.96x = 329,702.19 × 142,125.48
  4. Step 4: Simplify right side
    238,926.96x = 46,859,082,010.80
  5. Step 5: Solve for x
    x = 46,859,082,010.80/238,926.96
  6. Step 6: Final answer
    x = 196,123.04

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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.