Home / 98,791.20-148,191.36-32,231.20

Finding the Fourth Proportional to 98,791.20, 148,191.36 and 32,231.20

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Solution

The fourth proportional to 98,791.20, 148,191.36 and 32,231.20 is: 48,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,791.20 : 148,191.36 = 32,231.20 : x
  2. Step 2: Convert to fraction form
    98,791.20/148,191.36 = 32,231.20/x
  3. Step 3: Cross multiply
    98,791.20x = 148,191.36 × 32,231.20
  4. Step 4: Simplify right side
    98,791.20x = 4,776,385,362.43
  5. Step 5: Solve for x
    x = 4,776,385,362.43/98,791.20
  6. Step 6: Final answer
    x = 48,348.29

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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.