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Finding the Third Proportional to 169,399.31 and 249,414.75

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Solution

The third proportional to 169,399.31 and 249,414.75 is: 367,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,399.31 : 249,414.75 = 249,414.75 : x
  2. Step 2: Convert to fraction form
    169,399.31/249,414.75 = 249,414.75/x
  3. Step 3: Cross multiply
    169,399.31x = 249,414.75 × 249,414.75
  4. Step 4: Simplify right side
    169,399.31x = 62,207,717,517.56
  5. Step 5: Solve for x
    x = 62,207,717,517.56/169,399.31
  6. Step 6: Final answer
    x = 367,225.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.