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Finding the Fourth Proportional to 247,372.17, 341,374.25 and 134,194.92

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Solution

The fourth proportional to 247,372.17, 341,374.25 and 134,194.92 is: 185,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,372.17 : 341,374.25 = 134,194.92 : x
  2. Step 2: Convert to fraction form
    247,372.17/341,374.25 = 134,194.92/x
  3. Step 3: Cross multiply
    247,372.17x = 341,374.25 × 134,194.92
  4. Step 4: Simplify right side
    247,372.17x = 45,810,689,497.84
  5. Step 5: Solve for x
    x = 45,810,689,497.84/247,372.17
  6. Step 6: Final answer
    x = 185,189.34

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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.