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Finding the Fourth Proportional to 194,071.52, 267,795.36 and 108,008.97

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Solution

The fourth proportional to 194,071.52, 267,795.36 and 108,008.97 is: 149,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,071.52 : 267,795.36 = 108,008.97 : x
  2. Step 2: Convert to fraction form
    194,071.52/267,795.36 = 108,008.97/x
  3. Step 3: Cross multiply
    194,071.52x = 267,795.36 × 108,008.97
  4. Step 4: Simplify right side
    194,071.52x = 28,924,301,004.38
  5. Step 5: Solve for x
    x = 28,924,301,004.38/194,071.52
  6. Step 6: Final answer
    x = 149,039.39

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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.