Home / 106,289.29-159,456.42-35,207.90

Finding the Fourth Proportional to 106,289.29, 159,456.42 and 35,207.90

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Solution

The fourth proportional to 106,289.29, 159,456.42 and 35,207.90 is: 52,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,289.29 : 159,456.42 = 35,207.90 : x
  2. Step 2: Convert to fraction form
    106,289.29/159,456.42 = 35,207.90/x
  3. Step 3: Cross multiply
    106,289.29x = 159,456.42 × 35,207.90
  4. Step 4: Simplify right side
    106,289.29x = 5,614,124,716.40
  5. Step 5: Solve for x
    x = 5,614,124,716.40/106,289.29
  6. Step 6: Final answer
    x = 52,819.29

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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.