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Finding the Fourth Proportional to 267,576.68, 369,260.10 and 146,729

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Solution

The fourth proportional to 267,576.68, 369,260.10 and 146,729 is: 202,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,576.68 : 369,260.10 = 146,729 : x
  2. Step 2: Convert to fraction form
    267,576.68/369,260.10 = 146,729/x
  3. Step 3: Cross multiply
    267,576.68x = 369,260.10 × 146,729
  4. Step 4: Simplify right side
    267,576.68x = 54,181,165,212.90
  5. Step 5: Solve for x
    x = 54,181,165,212.90/267,576.68
  6. Step 6: Final answer
    x = 202,488.37

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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.