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Finding the Fourth Proportional to 267,089.36, 368,833.08 and 171,761.54

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Solution

The fourth proportional to 267,089.36, 368,833.08 and 171,761.54 is: 237,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,089.36 : 368,833.08 = 171,761.54 : x
  2. Step 2: Convert to fraction form
    267,089.36/368,833.08 = 171,761.54/x
  3. Step 3: Cross multiply
    267,089.36x = 368,833.08 × 171,761.54
  4. Step 4: Simplify right side
    267,089.36x = 63,351,337,823.74
  5. Step 5: Solve for x
    x = 63,351,337,823.74/267,089.36
  6. Step 6: Final answer
    x = 237,191.54

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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.