Home / 193,985.97-267,689.25-107,942.10

Finding the Fourth Proportional to 193,985.97, 267,689.25 and 107,942.10

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Solution

The fourth proportional to 193,985.97, 267,689.25 and 107,942.10 is: 148,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,985.97 : 267,689.25 = 107,942.10 : x
  2. Step 2: Convert to fraction form
    193,985.97/267,689.25 = 107,942.10/x
  3. Step 3: Cross multiply
    193,985.97x = 267,689.25 × 107,942.10
  4. Step 4: Simplify right side
    193,985.97x = 28,894,939,792.43
  5. Step 5: Solve for x
    x = 28,894,939,792.43/193,985.97
  6. Step 6: Final answer
    x = 148,953.76

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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.