Home / 159,667.24-220,331.46-91,668.52

Finding the Fourth Proportional to 159,667.24, 220,331.46 and 91,668.52

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Solution

The fourth proportional to 159,667.24, 220,331.46 and 91,668.52 is: 126,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,667.24 : 220,331.46 = 91,668.52 : x
  2. Step 2: Convert to fraction form
    159,667.24/220,331.46 = 91,668.52/x
  3. Step 3: Cross multiply
    159,667.24x = 220,331.46 × 91,668.52
  4. Step 4: Simplify right side
    159,667.24x = 20,197,458,847.64
  5. Step 5: Solve for x
    x = 20,197,458,847.64/159,667.24
  6. Step 6: Final answer
    x = 126,497.20

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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.