Home / 133,067.10-199,272.60-88,452.30

Finding the Fourth Proportional to 133,067.10, 199,272.60 and 88,452.30

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Solution

The fourth proportional to 133,067.10, 199,272.60 and 88,452.30 is: 132,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,067.10 : 199,272.60 = 88,452.30 : x
  2. Step 2: Convert to fraction form
    133,067.10/199,272.60 = 88,452.30/x
  3. Step 3: Cross multiply
    133,067.10x = 199,272.60 × 88,452.30
  4. Step 4: Simplify right side
    133,067.10x = 17,626,119,796.98
  5. Step 5: Solve for x
    x = 17,626,119,796.98/133,067.10
  6. Step 6: Final answer
    x = 132,460.39

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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.