Home / 48,939.60-73,359.24-33,146.28

Finding the Fourth Proportional to 48,939.60, 73,359.24 and 33,146.28

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Solution

The fourth proportional to 48,939.60, 73,359.24 and 33,146.28 is: 49,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,939.60 : 73,359.24 = 33,146.28 : x
  2. Step 2: Convert to fraction form
    48,939.60/73,359.24 = 33,146.28/x
  3. Step 3: Cross multiply
    48,939.60x = 73,359.24 × 33,146.28
  4. Step 4: Simplify right side
    48,939.60x = 2,431,585,909.63
  5. Step 5: Solve for x
    x = 2,431,585,909.63/48,939.60
  6. Step 6: Final answer
    x = 49,685.45

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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.