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Finding the Fourth Proportional to 160,960.23, 222,127.90 and 88,369.88

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Solution

The fourth proportional to 160,960.23, 222,127.90 and 88,369.88 is: 121,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,960.23 : 222,127.90 = 88,369.88 : x
  2. Step 2: Convert to fraction form
    160,960.23/222,127.90 = 88,369.88/x
  3. Step 3: Cross multiply
    160,960.23x = 222,127.90 × 88,369.88
  4. Step 4: Simplify right side
    160,960.23x = 19,629,414,536.09
  5. Step 5: Solve for x
    x = 19,629,414,536.09/160,960.23
  6. Step 6: Final answer
    x = 121,951.95

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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.