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Finding the Fourth Proportional to 215,306.00, 297,175.01 and 166,812

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Solution

The fourth proportional to 215,306.00, 297,175.01 and 166,812 is: 230,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,306.00 : 297,175.01 = 166,812 : x
  2. Step 2: Convert to fraction form
    215,306.00/297,175.01 = 166,812/x
  3. Step 3: Cross multiply
    215,306.00x = 297,175.01 × 166,812
  4. Step 4: Simplify right side
    215,306.00x = 49,572,356,934.06
  5. Step 5: Solve for x
    x = 49,572,356,934.06/215,306.00
  6. Step 6: Final answer
    x = 230,241.41

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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.