Home / 238,845.47-329,469.84-149,265.95

Finding the Fourth Proportional to 238,845.47, 329,469.84 and 149,265.95

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Solution

The fourth proportional to 238,845.47, 329,469.84 and 149,265.95 is: 205,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,845.47 : 329,469.84 = 149,265.95 : x
  2. Step 2: Convert to fraction form
    238,845.47/329,469.84 = 149,265.95/x
  3. Step 3: Cross multiply
    238,845.47x = 329,469.84 × 149,265.95
  4. Step 4: Simplify right side
    238,845.47x = 49,178,627,016.60
  5. Step 5: Solve for x
    x = 49,178,627,016.60/238,845.47
  6. Step 6: Final answer
    x = 205,901.45

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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.