Home / 169,769.44-254,566.56-76,195.12

Finding the Fourth Proportional to 169,769.44, 254,566.56 and 76,195.12

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Solution

The fourth proportional to 169,769.44, 254,566.56 and 76,195.12 is: 114,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,769.44 : 254,566.56 = 76,195.12 : x
  2. Step 2: Convert to fraction form
    169,769.44/254,566.56 = 76,195.12/x
  3. Step 3: Cross multiply
    169,769.44x = 254,566.56 × 76,195.12
  4. Step 4: Simplify right side
    169,769.44x = 19,396,729,587.19
  5. Step 5: Solve for x
    x = 19,396,729,587.19/169,769.44
  6. Step 6: Final answer
    x = 114,253.36

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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.