Home / 107,613.20-161,448.60-96,006.80

Finding the Fourth Proportional to 107,613.20, 161,448.60 and 96,006.80

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Solution

The fourth proportional to 107,613.20, 161,448.60 and 96,006.80 is: 144,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,613.20 : 161,448.60 = 96,006.80 : x
  2. Step 2: Convert to fraction form
    107,613.20/161,448.60 = 96,006.80/x
  3. Step 3: Cross multiply
    107,613.20x = 161,448.60 × 96,006.80
  4. Step 4: Simplify right side
    107,613.20x = 15,500,163,450.48
  5. Step 5: Solve for x
    x = 15,500,163,450.48/107,613.20
  6. Step 6: Final answer
    x = 144,035.89

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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.