Home / 166,144.60-229,277.82-90,693.10

Finding the Fourth Proportional to 166,144.60, 229,277.82 and 90,693.10

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Solution

The fourth proportional to 166,144.60, 229,277.82 and 90,693.10 is: 125,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,144.60 : 229,277.82 = 90,693.10 : x
  2. Step 2: Convert to fraction form
    166,144.60/229,277.82 = 90,693.10/x
  3. Step 3: Cross multiply
    166,144.60x = 229,277.82 × 90,693.10
  4. Step 4: Simplify right side
    166,144.60x = 20,793,916,257.04
  5. Step 5: Solve for x
    x = 20,793,916,257.04/166,144.60
  6. Step 6: Final answer
    x = 125,155.53

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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.