Home / 247,385.28-371,084.30-67,472.19

Finding the Fourth Proportional to 247,385.28, 371,084.30 and 67,472.19

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Solution

The fourth proportional to 247,385.28, 371,084.30 and 67,472.19 is: 101,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,385.28 : 371,084.30 = 67,472.19 : x
  2. Step 2: Convert to fraction form
    247,385.28/371,084.30 = 67,472.19/x
  3. Step 3: Cross multiply
    247,385.28x = 371,084.30 × 67,472.19
  4. Step 4: Simplify right side
    247,385.28x = 25,037,868,202.83
  5. Step 5: Solve for x
    x = 25,037,868,202.83/247,385.28
  6. Step 6: Final answer
    x = 101,210.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.