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Finding the Fourth Proportional to 267,274.65, 368,839.13 and 146,420.31

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Solution

The fourth proportional to 267,274.65, 368,839.13 and 146,420.31 is: 202,060.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,274.65 : 368,839.13 = 146,420.31 : x
  2. Step 2: Convert to fraction form
    267,274.65/368,839.13 = 146,420.31/x
  3. Step 3: Cross multiply
    267,274.65x = 368,839.13 × 146,420.31
  4. Step 4: Simplify right side
    267,274.65x = 54,005,539,754.73
  5. Step 5: Solve for x
    x = 54,005,539,754.73/267,274.65
  6. Step 6: Final answer
    x = 202,060.09

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1.5x scale

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.