Home / 185,414.04-278,120.52-67,084.92

Finding the Fourth Proportional to 185,414.04, 278,120.52 and 67,084.92

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Solution

The fourth proportional to 185,414.04, 278,120.52 and 67,084.92 is: 100,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,414.04 : 278,120.52 = 67,084.92 : x
  2. Step 2: Convert to fraction form
    185,414.04/278,120.52 = 67,084.92/x
  3. Step 3: Cross multiply
    185,414.04x = 278,120.52 × 67,084.92
  4. Step 4: Simplify right side
    185,414.04x = 18,657,692,834.56
  5. Step 5: Solve for x
    x = 18,657,692,834.56/185,414.04
  6. Step 6: Final answer
    x = 100,627.18

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1.5x scale

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.