Home / 193,609.25-267,178.80-106,395.78

Finding the Fourth Proportional to 193,609.25, 267,178.80 and 106,395.78

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Solution

The fourth proportional to 193,609.25, 267,178.80 and 106,395.78 is: 146,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,609.25 : 267,178.80 = 106,395.78 : x
  2. Step 2: Convert to fraction form
    193,609.25/267,178.80 = 106,395.78/x
  3. Step 3: Cross multiply
    193,609.25x = 267,178.80 × 106,395.78
  4. Step 4: Simplify right side
    193,609.25x = 28,426,696,825.46
  5. Step 5: Solve for x
    x = 28,426,696,825.46/193,609.25
  6. Step 6: Final answer
    x = 146,825.10

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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.