Home / 138,226.68-207,096.96-67,052.04

Finding the Fourth Proportional to 138,226.68, 207,096.96 and 67,052.04

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Solution

The fourth proportional to 138,226.68, 207,096.96 and 67,052.04 is: 100,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,226.68 : 207,096.96 = 67,052.04 : x
  2. Step 2: Convert to fraction form
    138,226.68/207,096.96 = 67,052.04/x
  3. Step 3: Cross multiply
    138,226.68x = 207,096.96 × 67,052.04
  4. Step 4: Simplify right side
    138,226.68x = 13,886,273,645.80
  5. Step 5: Solve for x
    x = 13,886,273,645.80/138,226.68
  6. Step 6: Final answer
    x = 100,460.15

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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.