Home / 48,821.20-73,231.80-29,794.30

Finding the Fourth Proportional to 48,821.20, 73,231.80 and 29,794.30

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Solution

The fourth proportional to 48,821.20, 73,231.80 and 29,794.30 is: 44,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,821.20 : 73,231.80 = 29,794.30 : x
  2. Step 2: Convert to fraction form
    48,821.20/73,231.80 = 29,794.30/x
  3. Step 3: Cross multiply
    48,821.20x = 73,231.80 × 29,794.30
  4. Step 4: Simplify right side
    48,821.20x = 2,181,890,218.74
  5. Step 5: Solve for x
    x = 2,181,890,218.74/48,821.20
  6. Step 6: Final answer
    x = 44,691.45

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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.