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Finding the Fourth Proportional to 247,371.38, 341,373.16 and 134,194.13

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Solution

The fourth proportional to 247,371.38, 341,373.16 and 134,194.13 is: 185,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,371.38 : 341,373.16 = 134,194.13 : x
  2. Step 2: Convert to fraction form
    247,371.38/341,373.16 = 134,194.13/x
  3. Step 3: Cross multiply
    247,371.38x = 341,373.16 × 134,194.13
  4. Step 4: Simplify right side
    247,371.38x = 45,810,274,211.55
  5. Step 5: Solve for x
    x = 45,810,274,211.55/247,371.38
  6. Step 6: Final answer
    x = 185,188.26

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1.5x scale

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.