Home / 160,249.82-221,143.62-88,627.18

Finding the Fourth Proportional to 160,249.82, 221,143.62 and 88,627.18

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Solution

The fourth proportional to 160,249.82, 221,143.62 and 88,627.18 is: 122,304.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,249.82 : 221,143.62 = 88,627.18 : x
  2. Step 2: Convert to fraction form
    160,249.82/221,143.62 = 88,627.18/x
  3. Step 3: Cross multiply
    160,249.82x = 221,143.62 × 88,627.18
  4. Step 4: Simplify right side
    160,249.82x = 19,599,335,415.59
  5. Step 5: Solve for x
    x = 19,599,335,415.59/160,249.82
  6. Step 6: Final answer
    x = 122,304.88

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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.