Home / 267,948.38-369,693-172,510.32

Finding the Fourth Proportional to 267,948.38, 369,693 and 172,510.32

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Solution

The fourth proportional to 267,948.38, 369,693 and 172,510.32 is: 238,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,948.38 : 369,693 = 172,510.32 : x
  2. Step 2: Convert to fraction form
    267,948.38/369,693 = 172,510.32/x
  3. Step 3: Cross multiply
    267,948.38x = 369,693 × 172,510.32
  4. Step 4: Simplify right side
    267,948.38x = 63,775,857,731.76
  5. Step 5: Solve for x
    x = 63,775,857,731.76/267,948.38
  6. Step 6: Final answer
    x = 238,015.47

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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.