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Finding the Fourth Proportional to 247,781.52, 341,936.82 and 134,603.28

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Solution

The fourth proportional to 247,781.52, 341,936.82 and 134,603.28 is: 185,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,781.52 : 341,936.82 = 134,603.28 : x
  2. Step 2: Convert to fraction form
    247,781.52/341,936.82 = 134,603.28/x
  3. Step 3: Cross multiply
    247,781.52x = 341,936.82 × 134,603.28
  4. Step 4: Simplify right side
    247,781.52x = 46,025,817,524.77
  5. Step 5: Solve for x
    x = 46,025,817,524.77/247,781.52
  6. Step 6: Final answer
    x = 185,751.62

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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.