Home / 267,947.63-369,691.97-172,509.57

Finding the Fourth Proportional to 267,947.63, 369,691.97 and 172,509.57

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Solution

The fourth proportional to 267,947.63, 369,691.97 and 172,509.57 is: 238,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,947.63 : 369,691.97 = 172,509.57 : x
  2. Step 2: Convert to fraction form
    267,947.63/369,691.97 = 172,509.57/x
  3. Step 3: Cross multiply
    267,947.63x = 369,691.97 × 172,509.57
  4. Step 4: Simplify right side
    267,947.63x = 63,775,401,914.61
  5. Step 5: Solve for x
    x = 63,775,401,914.61/267,947.63
  6. Step 6: Final answer
    x = 238,014.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.