Home / 107,452.17-161,197.71-35,408.91

Finding the Fourth Proportional to 107,452.17, 161,197.71 and 35,408.91

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Solution

The fourth proportional to 107,452.17, 161,197.71 and 35,408.91 is: 53,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,452.17 : 161,197.71 = 35,408.91 : x
  2. Step 2: Convert to fraction form
    107,452.17/161,197.71 = 35,408.91/x
  3. Step 3: Cross multiply
    107,452.17x = 161,197.71 × 35,408.91
  4. Step 4: Simplify right side
    107,452.17x = 5,707,835,205.60
  5. Step 5: Solve for x
    x = 5,707,835,205.60/107,452.17
  6. Step 6: Final answer
    x = 53,119.78

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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.