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Finding the Fourth Proportional to 247,470.96, 341,510.82 and 134,293.68

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Solution

The fourth proportional to 247,470.96, 341,510.82 and 134,293.68 is: 185,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,470.96 : 341,510.82 = 134,293.68 : x
  2. Step 2: Convert to fraction form
    247,470.96/341,510.82 = 134,293.68/x
  3. Step 3: Cross multiply
    247,470.96x = 341,510.82 × 134,293.68
  4. Step 4: Simplify right side
    247,470.96x = 45,862,744,777.62
  5. Step 5: Solve for x
    x = 45,862,744,777.62/247,470.96
  6. Step 6: Final answer
    x = 185,325.76

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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.