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Finding the Fourth Proportional to 252,891.52, 379,090.73 and 101,043.34

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Solution

The fourth proportional to 252,891.52, 379,090.73 and 101,043.34 is: 151,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,891.52 : 379,090.73 = 101,043.34 : x
  2. Step 2: Convert to fraction form
    252,891.52/379,090.73 = 101,043.34/x
  3. Step 3: Cross multiply
    252,891.52x = 379,090.73 × 101,043.34
  4. Step 4: Simplify right side
    252,891.52x = 38,304,592,827.12
  5. Step 5: Solve for x
    x = 38,304,592,827.12/252,891.52
  6. Step 6: Final answer
    x = 151,466.50

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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.