Home / 247,520.11-341,568.61-134,340.43

Finding the Fourth Proportional to 247,520.11, 341,568.61 and 134,340.43

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Solution

The fourth proportional to 247,520.11, 341,568.61 and 134,340.43 is: 185,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,520.11 : 341,568.61 = 134,340.43 : x
  2. Step 2: Convert to fraction form
    247,520.11/341,568.61 = 134,340.43/x
  3. Step 3: Cross multiply
    247,520.11x = 341,568.61 × 134,340.43
  4. Step 4: Simplify right side
    247,520.11x = 45,886,473,941.90
  5. Step 5: Solve for x
    x = 45,886,473,941.90/247,520.11
  6. Step 6: Final answer
    x = 185,384.83

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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.