Home / 166,092.33-229,207.36-90,640.83

Finding the Fourth Proportional to 166,092.33, 229,207.36 and 90,640.83

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Solution

The fourth proportional to 166,092.33, 229,207.36 and 90,640.83 is: 125,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,092.33 : 229,207.36 = 90,640.83 : x
  2. Step 2: Convert to fraction form
    166,092.33/229,207.36 = 90,640.83/x
  3. Step 3: Cross multiply
    166,092.33x = 229,207.36 × 90,640.83
  4. Step 4: Simplify right side
    166,092.33x = 20,775,546,155.39
  5. Step 5: Solve for x
    x = 20,775,546,155.39/166,092.33
  6. Step 6: Final answer
    x = 125,084.32

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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.