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Finding the Fourth Proportional to 271,266.48, 374,273.55 and 162,326.97

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Solution

The fourth proportional to 271,266.48, 374,273.55 and 162,326.97 is: 223,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,266.48 : 374,273.55 = 162,326.97 : x
  2. Step 2: Convert to fraction form
    271,266.48/374,273.55 = 162,326.97/x
  3. Step 3: Cross multiply
    271,266.48x = 374,273.55 × 162,326.97
  4. Step 4: Simplify right side
    271,266.48x = 60,754,691,322.64
  5. Step 5: Solve for x
    x = 60,754,691,322.64/271,266.48
  6. Step 6: Final answer
    x = 223,966.82

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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.