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Finding the Fourth Proportional to 267,412.82, 369,033.84 and 159,987.38

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Solution

The fourth proportional to 267,412.82, 369,033.84 and 159,987.38 is: 220,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,412.82 : 369,033.84 = 159,987.38 : x
  2. Step 2: Convert to fraction form
    267,412.82/369,033.84 = 159,987.38/x
  3. Step 3: Cross multiply
    267,412.82x = 369,033.84 × 159,987.38
  4. Step 4: Simplify right side
    267,412.82x = 59,040,755,347.77
  5. Step 5: Solve for x
    x = 59,040,755,347.77/267,412.82
  6. Step 6: Final answer
    x = 220,785.06

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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.