Home / 166,268.35-229,450.62-90,816.85

Finding the Fourth Proportional to 166,268.35, 229,450.62 and 90,816.85

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Solution

The fourth proportional to 166,268.35, 229,450.62 and 90,816.85 is: 125,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,268.35 : 229,450.62 = 90,816.85 : x
  2. Step 2: Convert to fraction form
    166,268.35/229,450.62 = 90,816.85/x
  3. Step 3: Cross multiply
    166,268.35x = 229,450.62 × 90,816.85
  4. Step 4: Simplify right side
    166,268.35x = 20,837,981,875.66
  5. Step 5: Solve for x
    x = 20,837,981,875.66/166,268.35
  6. Step 6: Final answer
    x = 125,327.41

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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.