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Finding the Fourth Proportional to 247,659.92, 341,773.80 and 134,484.56

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Solution

The fourth proportional to 247,659.92, 341,773.80 and 134,484.56 is: 185,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,659.92 : 341,773.80 = 134,484.56 : x
  2. Step 2: Convert to fraction form
    247,659.92/341,773.80 = 134,484.56/x
  3. Step 3: Cross multiply
    247,659.92x = 341,773.80 × 134,484.56
  4. Step 4: Simplify right side
    247,659.92x = 45,963,299,112.53
  5. Step 5: Solve for x
    x = 45,963,299,112.53/247,659.92
  6. Step 6: Final answer
    x = 185,590.38

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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.