Home / 136,067.10-204,003.45-61,125.90

Finding the Fourth Proportional to 136,067.10, 204,003.45 and 61,125.90

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Solution

The fourth proportional to 136,067.10, 204,003.45 and 61,125.90 is: 91,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,067.10 : 204,003.45 = 61,125.90 : x
  2. Step 2: Convert to fraction form
    136,067.10/204,003.45 = 61,125.90/x
  3. Step 3: Cross multiply
    136,067.10x = 204,003.45 × 61,125.90
  4. Step 4: Simplify right side
    136,067.10x = 12,469,894,484.36
  5. Step 5: Solve for x
    x = 12,469,894,484.36/136,067.10
  6. Step 6: Final answer
    x = 91,645.18

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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.