Home / 185,913.60-278,437.87-180,799.66

Finding the Fourth Proportional to 185,913.60, 278,437.87 and 180,799.66

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Solution

The fourth proportional to 185,913.60, 278,437.87 and 180,799.66 is: 270,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,913.60 : 278,437.87 = 180,799.66 : x
  2. Step 2: Convert to fraction form
    185,913.60/278,437.87 = 180,799.66/x
  3. Step 3: Cross multiply
    185,913.60x = 278,437.87 × 180,799.66
  4. Step 4: Simplify right side
    185,913.60x = 50,341,472,801.17
  5. Step 5: Solve for x
    x = 50,341,472,801.17/185,913.60
  6. Step 6: Final answer
    x = 270,778.87

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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.