Home / 179,789.96-269,264.82-142,097.15

Finding the Fourth Proportional to 179,789.96, 269,264.82 and 142,097.15

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Solution

The fourth proportional to 179,789.96, 269,264.82 and 142,097.15 is: 212,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,789.96 : 269,264.82 = 142,097.15 : x
  2. Step 2: Convert to fraction form
    179,789.96/269,264.82 = 142,097.15/x
  3. Step 3: Cross multiply
    179,789.96x = 269,264.82 × 142,097.15
  4. Step 4: Simplify right side
    179,789.96x = 38,261,763,517.26
  5. Step 5: Solve for x
    x = 38,261,763,517.26/179,789.96
  6. Step 6: Final answer
    x = 212,813.68

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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.