Home / 133,067.43-199,540.98-38,275.92

Finding the Fourth Proportional to 133,067.43, 199,540.98 and 38,275.92

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Solution

The fourth proportional to 133,067.43, 199,540.98 and 38,275.92 is: 57,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,067.43 : 199,540.98 = 38,275.92 : x
  2. Step 2: Convert to fraction form
    133,067.43/199,540.98 = 38,275.92/x
  3. Step 3: Cross multiply
    133,067.43x = 199,540.98 × 38,275.92
  4. Step 4: Simplify right side
    133,067.43x = 7,637,614,587.20
  5. Step 5: Solve for x
    x = 7,637,614,587.20/133,067.43
  6. Step 6: Final answer
    x = 57,396.57

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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.