Home / 149,241.40-223,862.10-132,911.80

Finding the Fourth Proportional to 149,241.40, 223,862.10 and 132,911.80

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Solution

The fourth proportional to 149,241.40, 223,862.10 and 132,911.80 is: 199,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,241.40 : 223,862.10 = 132,911.80 : x
  2. Step 2: Convert to fraction form
    149,241.40/223,862.10 = 132,911.80/x
  3. Step 3: Cross multiply
    149,241.40x = 223,862.10 × 132,911.80
  4. Step 4: Simplify right side
    149,241.40x = 29,753,914,662.78
  5. Step 5: Solve for x
    x = 29,753,914,662.78/149,241.40
  6. Step 6: Final answer
    x = 199,367.70

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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.