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Finding the Fourth Proportional to 252,558.30, 378,822.57 and 94,773.42

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Solution

The fourth proportional to 252,558.30, 378,822.57 and 94,773.42 is: 142,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,558.30 : 378,822.57 = 94,773.42 : x
  2. Step 2: Convert to fraction form
    252,558.30/378,822.57 = 94,773.42/x
  3. Step 3: Cross multiply
    252,558.30x = 378,822.57 × 94,773.42
  4. Step 4: Simplify right side
    252,558.30x = 35,902,310,532.09
  5. Step 5: Solve for x
    x = 35,902,310,532.09/252,558.30
  6. Step 6: Final answer
    x = 142,154.55

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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.