Home / 155,241.40-232,862.10-108,002.20

Finding the Fourth Proportional to 155,241.40, 232,862.10 and 108,002.20

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Solution

The fourth proportional to 155,241.40, 232,862.10 and 108,002.20 is: 162,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,241.40 : 232,862.10 = 108,002.20 : x
  2. Step 2: Convert to fraction form
    155,241.40/232,862.10 = 108,002.20/x
  3. Step 3: Cross multiply
    155,241.40x = 232,862.10 × 108,002.20
  4. Step 4: Simplify right side
    155,241.40x = 25,149,619,096.62
  5. Step 5: Solve for x
    x = 25,149,619,096.62/155,241.40
  6. Step 6: Final answer
    x = 162,003.30

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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.