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Finding the Fourth Proportional to 193,970.54, 267,648.06 and 109,082.54

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Solution

The fourth proportional to 193,970.54, 267,648.06 and 109,082.54 is: 150,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,970.54 : 267,648.06 = 109,082.54 : x
  2. Step 2: Convert to fraction form
    193,970.54/267,648.06 = 109,082.54/x
  3. Step 3: Cross multiply
    193,970.54x = 267,648.06 × 109,082.54
  4. Step 4: Simplify right side
    193,970.54x = 29,195,730,210.87
  5. Step 5: Solve for x
    x = 29,195,730,210.87/193,970.54
  6. Step 6: Final answer
    x = 150,516.31

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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.