Home / 193,972.40-267,641.79-113,384.34

Finding the Fourth Proportional to 193,972.40, 267,641.79 and 113,384.34

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Solution

The fourth proportional to 193,972.40, 267,641.79 and 113,384.34 is: 156,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,972.40 : 267,641.79 = 113,384.34 : x
  2. Step 2: Convert to fraction form
    193,972.40/267,641.79 = 113,384.34/x
  3. Step 3: Cross multiply
    193,972.40x = 267,641.79 × 113,384.34
  4. Step 4: Simplify right side
    193,972.40x = 30,346,387,715.57
  5. Step 5: Solve for x
    x = 30,346,387,715.57/193,972.40
  6. Step 6: Final answer
    x = 156,446.93

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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.