Home / 107,452.10-161,121.45-36,350.30

Finding the Fourth Proportional to 107,452.10, 161,121.45 and 36,350.30

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Solution

The fourth proportional to 107,452.10, 161,121.45 and 36,350.30 is: 54,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,452.10 : 161,121.45 = 36,350.30 : x
  2. Step 2: Convert to fraction form
    107,452.10/161,121.45 = 36,350.30/x
  3. Step 3: Cross multiply
    107,452.10x = 161,121.45 × 36,350.30
  4. Step 4: Simplify right side
    107,452.10x = 5,856,813,043.94
  5. Step 5: Solve for x
    x = 5,856,813,043.94/107,452.10
  6. Step 6: Final answer
    x = 54,506.27

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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.