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Finding the Fourth Proportional to 267,262.12, 368,821.82 and 146,407.74

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Solution

The fourth proportional to 267,262.12, 368,821.82 and 146,407.74 is: 202,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,262.12 : 368,821.82 = 146,407.74 : x
  2. Step 2: Convert to fraction form
    267,262.12/368,821.82 = 146,407.74/x
  3. Step 3: Cross multiply
    267,262.12x = 368,821.82 × 146,407.74
  4. Step 4: Simplify right side
    267,262.12x = 53,998,369,128.89
  5. Step 5: Solve for x
    x = 53,998,369,128.89/267,262.12
  6. Step 6: Final answer
    x = 202,042.73

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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.