Home / 238,764.28-329,502.54-131,342.56

Finding the Fourth Proportional to 238,764.28, 329,502.54 and 131,342.56

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Solution

The fourth proportional to 238,764.28, 329,502.54 and 131,342.56 is: 181,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,764.28 : 329,502.54 = 131,342.56 : x
  2. Step 2: Convert to fraction form
    238,764.28/329,502.54 = 131,342.56/x
  3. Step 3: Cross multiply
    238,764.28x = 329,502.54 × 131,342.56
  4. Step 4: Simplify right side
    238,764.28x = 43,277,707,130.10
  5. Step 5: Solve for x
    x = 43,277,707,130.10/238,764.28
  6. Step 6: Final answer
    x = 181,257.04

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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.