Home / 185,338.20-278,007.30-110,542.80

Finding the Fourth Proportional to 185,338.20, 278,007.30 and 110,542.80

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Solution

The fourth proportional to 185,338.20, 278,007.30 and 110,542.80 is: 165,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,338.20 : 278,007.30 = 110,542.80 : x
  2. Step 2: Convert to fraction form
    185,338.20/278,007.30 = 110,542.80/x
  3. Step 3: Cross multiply
    185,338.20x = 278,007.30 × 110,542.80
  4. Step 4: Simplify right side
    185,338.20x = 30,731,705,362.44
  5. Step 5: Solve for x
    x = 30,731,705,362.44/185,338.20
  6. Step 6: Final answer
    x = 165,814.20

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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.