Home / 194,109.40-267,863.47-108,071.76

Finding the Fourth Proportional to 194,109.40, 267,863.47 and 108,071.76

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Solution

The fourth proportional to 194,109.40, 267,863.47 and 108,071.76 is: 149,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,109.40 : 267,863.47 = 108,071.76 : x
  2. Step 2: Convert to fraction form
    194,109.40/267,863.47 = 108,071.76/x
  3. Step 3: Cross multiply
    194,109.40x = 267,863.47 × 108,071.76
  4. Step 4: Simplify right side
    194,109.40x = 28,948,476,642.61
  5. Step 5: Solve for x
    x = 28,948,476,642.61/194,109.40
  6. Step 6: Final answer
    x = 149,134.85

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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.