Home / 95,408.51-131,648.39-55,127.61

Finding the Fourth Proportional to 95,408.51, 131,648.39 and 55,127.61

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Solution

The fourth proportional to 95,408.51, 131,648.39 and 55,127.61 is: 76,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,408.51 : 131,648.39 = 55,127.61 : x
  2. Step 2: Convert to fraction form
    95,408.51/131,648.39 = 55,127.61/x
  3. Step 3: Cross multiply
    95,408.51x = 131,648.39 × 55,127.61
  4. Step 4: Simplify right side
    95,408.51x = 7,257,461,032.14
  5. Step 5: Solve for x
    x = 7,257,461,032.14/95,408.51
  6. Step 6: Final answer
    x = 76,067.23

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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.