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Finding the Fourth Proportional to 238,546.56, 329,174.52 and 136,548.52

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Solution

The fourth proportional to 238,546.56, 329,174.52 and 136,548.52 is: 188,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,546.56 : 329,174.52 = 136,548.52 : x
  2. Step 2: Convert to fraction form
    238,546.56/329,174.52 = 136,548.52/x
  3. Step 3: Cross multiply
    238,546.56x = 329,174.52 × 136,548.52
  4. Step 4: Simplify right side
    238,546.56x = 44,948,293,527.71
  5. Step 5: Solve for x
    x = 44,948,293,527.71/238,546.56
  6. Step 6: Final answer
    x = 188,425.66

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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.