Home / 73,177.60-109,853.66-43,609.36

Finding the Fourth Proportional to 73,177.60, 109,853.66 and 43,609.36

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Solution

The fourth proportional to 73,177.60, 109,853.66 and 43,609.36 is: 65,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.60 : 109,853.66 = 43,609.36 : x
  2. Step 2: Convert to fraction form
    73,177.60/109,853.66 = 43,609.36/x
  3. Step 3: Cross multiply
    73,177.60x = 109,853.66 × 43,609.36
  4. Step 4: Simplify right side
    73,177.60x = 4,790,647,806.26
  5. Step 5: Solve for x
    x = 4,790,647,806.26/73,177.60
  6. Step 6: Final answer
    x = 65,466.04

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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.