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Finding the Fourth Proportional to 181,251.40, 271,877.10 and 164,338.60

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Solution

The fourth proportional to 181,251.40, 271,877.10 and 164,338.60 is: 246,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,251.40 : 271,877.10 = 164,338.60 : x
  2. Step 2: Convert to fraction form
    181,251.40/271,877.10 = 164,338.60/x
  3. Step 3: Cross multiply
    181,251.40x = 271,877.10 × 164,338.60
  4. Step 4: Simplify right side
    181,251.40x = 44,679,901,986.06
  5. Step 5: Solve for x
    x = 44,679,901,986.06/181,251.40
  6. Step 6: Final answer
    x = 246,507.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.