Home / 178,566.25-267,846.43-71,947.61

Finding the Fourth Proportional to 178,566.25, 267,846.43 and 71,947.61

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Solution

The fourth proportional to 178,566.25, 267,846.43 and 71,947.61 is: 107,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,566.25 : 267,846.43 = 71,947.61 : x
  2. Step 2: Convert to fraction form
    178,566.25/267,846.43 = 71,947.61/x
  3. Step 3: Cross multiply
    178,566.25x = 267,846.43 × 71,947.61
  4. Step 4: Simplify right side
    178,566.25x = 19,270,910,409.29
  5. Step 5: Solve for x
    x = 19,270,910,409.29/178,566.25
  6. Step 6: Final answer
    x = 107,920.23

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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.