Home / 187,859.11-259,494.03-140,029.42

Finding the Fourth Proportional to 187,859.11, 259,494.03 and 140,029.42

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Solution

The fourth proportional to 187,859.11, 259,494.03 and 140,029.42 is: 193,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,859.11 : 259,494.03 = 140,029.42 : x
  2. Step 2: Convert to fraction form
    187,859.11/259,494.03 = 140,029.42/x
  3. Step 3: Cross multiply
    187,859.11x = 259,494.03 × 140,029.42
  4. Step 4: Simplify right side
    187,859.11x = 36,336,798,514.36
  5. Step 5: Solve for x
    x = 36,336,798,514.36/187,859.11
  6. Step 6: Final answer
    x = 193,425.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.