Home / 107,832.20-161,742.78-41,304.20

Finding the Fourth Proportional to 107,832.20, 161,742.78 and 41,304.20

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Solution

The fourth proportional to 107,832.20, 161,742.78 and 41,304.20 is: 61,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,832.20 : 161,742.78 = 41,304.20 : x
  2. Step 2: Convert to fraction form
    107,832.20/161,742.78 = 41,304.20/x
  3. Step 3: Cross multiply
    107,832.20x = 161,742.78 × 41,304.20
  4. Step 4: Simplify right side
    107,832.20x = 6,680,656,133.68
  5. Step 5: Solve for x
    x = 6,680,656,133.68/107,832.20
  6. Step 6: Final answer
    x = 61,954.19

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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.