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Finding the Fourth Proportional to 267,244.61, 368,797.65 and 146,387.87

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Solution

The fourth proportional to 267,244.61, 368,797.65 and 146,387.87 is: 202,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,244.61 : 368,797.65 = 146,387.87 : x
  2. Step 2: Convert to fraction form
    267,244.61/368,797.65 = 146,387.87/x
  3. Step 3: Cross multiply
    267,244.61x = 368,797.65 × 146,387.87
  4. Step 4: Simplify right side
    267,244.61x = 53,987,500,600.52
  5. Step 5: Solve for x
    x = 53,987,500,600.52/267,244.61
  6. Step 6: Final answer
    x = 202,015.31

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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.