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Finding the Fourth Proportional to 160,956.52, 222,108.78 and 88,348.12

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Solution

The fourth proportional to 160,956.52, 222,108.78 and 88,348.12 is: 121,914.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,956.52 : 222,108.78 = 88,348.12 : x
  2. Step 2: Convert to fraction form
    160,956.52/222,108.78 = 88,348.12/x
  3. Step 3: Cross multiply
    160,956.52x = 222,108.78 × 88,348.12
  4. Step 4: Simplify right side
    160,956.52x = 19,622,893,148.49
  5. Step 5: Solve for x
    x = 19,622,893,148.49/160,956.52
  6. Step 6: Final answer
    x = 121,914.25

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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.