Home / 48,414.20-72,621.30-40,222.20

Finding the Fourth Proportional to 48,414.20, 72,621.30 and 40,222.20

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Solution

The fourth proportional to 48,414.20, 72,621.30 and 40,222.20 is: 60,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,414.20 : 72,621.30 = 40,222.20 : x
  2. Step 2: Convert to fraction form
    48,414.20/72,621.30 = 40,222.20/x
  3. Step 3: Cross multiply
    48,414.20x = 72,621.30 × 40,222.20
  4. Step 4: Simplify right side
    48,414.20x = 2,920,988,452.86
  5. Step 5: Solve for x
    x = 2,920,988,452.86/48,414.20
  6. Step 6: Final answer
    x = 60,333.30

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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.