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Finding the Fourth Proportional to 247,364.48, 341,363.85 and 134,188.04

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Solution

The fourth proportional to 247,364.48, 341,363.85 and 134,188.04 is: 185,179.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,364.48 : 341,363.85 = 134,188.04 : x
  2. Step 2: Convert to fraction form
    247,364.48/341,363.85 = 134,188.04/x
  3. Step 3: Cross multiply
    247,364.48x = 341,363.85 × 134,188.04
  4. Step 4: Simplify right side
    247,364.48x = 45,806,945,958.35
  5. Step 5: Solve for x
    x = 45,806,945,958.35/247,364.48
  6. Step 6: Final answer
    x = 185,179.97

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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.