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Finding the Fourth Proportional to 267,248.66, 368,663.32 and 165,241.51

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Solution

The fourth proportional to 267,248.66, 368,663.32 and 165,241.51 is: 227,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,248.66 : 368,663.32 = 165,241.51 : x
  2. Step 2: Convert to fraction form
    267,248.66/368,663.32 = 165,241.51/x
  3. Step 3: Cross multiply
    267,248.66x = 368,663.32 × 165,241.51
  4. Step 4: Simplify right side
    267,248.66x = 60,918,482,343.65
  5. Step 5: Solve for x
    x = 60,918,482,343.65/267,248.66
  6. Step 6: Final answer
    x = 227,946.82

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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.