Home / 48,138.28-72,242.89-22,837.88

Finding the Fourth Proportional to 48,138.28, 72,242.89 and 22,837.88

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Solution

The fourth proportional to 48,138.28, 72,242.89 and 22,837.88 is: 34,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.28 : 72,242.89 = 22,837.88 : x
  2. Step 2: Convert to fraction form
    48,138.28/72,242.89 = 22,837.88/x
  3. Step 3: Cross multiply
    48,138.28x = 72,242.89 × 22,837.88
  4. Step 4: Simplify right side
    48,138.28x = 1,649,874,576.19
  5. Step 5: Solve for x
    x = 1,649,874,576.19/48,138.28
  6. Step 6: Final answer
    x = 34,273.65

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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.