Home / 185,601.38-278,402.06-67,272.83

Finding the Fourth Proportional to 185,601.38, 278,402.06 and 67,272.83

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Solution

The fourth proportional to 185,601.38, 278,402.06 and 67,272.83 is: 100,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,601.38 : 278,402.06 = 67,272.83 : x
  2. Step 2: Convert to fraction form
    185,601.38/278,402.06 = 67,272.83/x
  3. Step 3: Cross multiply
    185,601.38x = 278,402.06 × 67,272.83
  4. Step 4: Simplify right side
    185,601.38x = 18,728,894,274.21
  5. Step 5: Solve for x
    x = 18,728,894,274.21/185,601.38
  6. Step 6: Final answer
    x = 100,909.24

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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.