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Finding the Fourth Proportional to 247,791.60, 341,935.56 and 134,611.92

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Solution

The fourth proportional to 247,791.60, 341,935.56 and 134,611.92 is: 185,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,791.60 : 341,935.56 = 134,611.92 : x
  2. Step 2: Convert to fraction form
    247,791.60/341,935.56 = 134,611.92/x
  3. Step 3: Cross multiply
    247,791.60x = 341,935.56 × 134,611.92
  4. Step 4: Simplify right side
    247,791.60x = 46,028,602,247.88
  5. Step 5: Solve for x
    x = 46,028,602,247.88/247,791.60
  6. Step 6: Final answer
    x = 185,755.30

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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.