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Finding the Fourth Proportional to 267,441.78, 369,015.12 and 158,498.13

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Solution

The fourth proportional to 267,441.78, 369,015.12 and 158,498.13 is: 218,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,441.78 : 369,015.12 = 158,498.13 : x
  2. Step 2: Convert to fraction form
    267,441.78/369,015.12 = 158,498.13/x
  3. Step 3: Cross multiply
    267,441.78x = 369,015.12 × 158,498.13
  4. Step 4: Simplify right side
    267,441.78x = 58,488,206,461.73
  5. Step 5: Solve for x
    x = 58,488,206,461.73/267,441.78
  6. Step 6: Final answer
    x = 218,695.10

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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.