Home / 107,708.80-161,630.56-41,154.60

Finding the Fourth Proportional to 107,708.80, 161,630.56 and 41,154.60

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Solution

The fourth proportional to 107,708.80, 161,630.56 and 41,154.60 is: 61,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,708.80 : 161,630.56 = 41,154.60 : x
  2. Step 2: Convert to fraction form
    107,708.80/161,630.56 = 41,154.60/x
  3. Step 3: Cross multiply
    107,708.80x = 161,630.56 × 41,154.60
  4. Step 4: Simplify right side
    107,708.80x = 6,651,841,044.58
  5. Step 5: Solve for x
    x = 6,651,841,044.58/107,708.80
  6. Step 6: Final answer
    x = 61,757.64

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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.