Home / 166,626.57-229,944.41-90,145.41

Finding the Fourth Proportional to 166,626.57, 229,944.41 and 90,145.41

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Solution

The fourth proportional to 166,626.57, 229,944.41 and 90,145.41 is: 124,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,626.57 : 229,944.41 = 90,145.41 : x
  2. Step 2: Convert to fraction form
    166,626.57/229,944.41 = 90,145.41/x
  3. Step 3: Cross multiply
    166,626.57x = 229,944.41 × 90,145.41
  4. Step 4: Simplify right side
    166,626.57x = 20,728,433,116.66
  5. Step 5: Solve for x
    x = 20,728,433,116.66/166,626.57
  6. Step 6: Final answer
    x = 124,400.53

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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.