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Finding the Fourth Proportional to 247,245.82, 341,197.52 and 134,068.57

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Solution

The fourth proportional to 247,245.82, 341,197.52 and 134,068.57 is: 185,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,245.82 : 341,197.52 = 134,068.57 : x
  2. Step 2: Convert to fraction form
    247,245.82/341,197.52 = 134,068.57/x
  3. Step 3: Cross multiply
    247,245.82x = 341,197.52 × 134,068.57
  4. Step 4: Simplify right side
    247,245.82x = 45,743,862,070.61
  5. Step 5: Solve for x
    x = 45,743,862,070.61/247,245.82
  6. Step 6: Final answer
    x = 185,013.69

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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.