Home / 48,190.73-72,247.14-20,132.28

Finding the Fourth Proportional to 48,190.73, 72,247.14 and 20,132.28

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Solution

The fourth proportional to 48,190.73, 72,247.14 and 20,132.28 is: 30,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,190.73 : 72,247.14 = 20,132.28 : x
  2. Step 2: Convert to fraction form
    48,190.73/72,247.14 = 20,132.28/x
  3. Step 3: Cross multiply
    48,190.73x = 72,247.14 × 20,132.28
  4. Step 4: Simplify right side
    48,190.73x = 1,454,499,651.68
  5. Step 5: Solve for x
    x = 1,454,499,651.68/48,190.73
  6. Step 6: Final answer
    x = 30,182.15

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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.