Home / 169,789.44-254,596.68-76,215

Finding the Fourth Proportional to 169,789.44, 254,596.68 and 76,215

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Solution

The fourth proportional to 169,789.44, 254,596.68 and 76,215 is: 114,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,789.44 : 254,596.68 = 76,215 : x
  2. Step 2: Convert to fraction form
    169,789.44/254,596.68 = 76,215/x
  3. Step 3: Cross multiply
    169,789.44x = 254,596.68 × 76,215
  4. Step 4: Simplify right side
    169,789.44x = 19,404,085,966.20
  5. Step 5: Solve for x
    x = 19,404,085,966.20/169,789.44
  6. Step 6: Final answer
    x = 114,283.23

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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.