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Finding the Fourth Proportional to 193,701, 267,321.96 and 118,264.08

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Solution

The fourth proportional to 193,701, 267,321.96 and 118,264.08 is: 163,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,701 : 267,321.96 = 118,264.08 : x
  2. Step 2: Convert to fraction form
    193,701/267,321.96 = 118,264.08/x
  3. Step 3: Cross multiply
    193,701x = 267,321.96 × 118,264.08
  4. Step 4: Simplify right side
    193,701x = 31,614,585,663.20
  5. Step 5: Solve for x
    x = 31,614,585,663.20/193,701
  6. Step 6: Final answer
    x = 163,213.33

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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.