Home / 136,508.28-204,765.66-36,668.60

Finding the Fourth Proportional to 136,508.28, 204,765.66 and 36,668.60

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Solution

The fourth proportional to 136,508.28, 204,765.66 and 36,668.60 is: 55,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,508.28 : 204,765.66 = 36,668.60 : x
  2. Step 2: Convert to fraction form
    136,508.28/204,765.66 = 36,668.60/x
  3. Step 3: Cross multiply
    136,508.28x = 204,765.66 × 36,668.60
  4. Step 4: Simplify right side
    136,508.28x = 7,508,470,080.28
  5. Step 5: Solve for x
    x = 7,508,470,080.28/136,508.28
  6. Step 6: Final answer
    x = 55,003.77

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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.