Home / 215,245.12-322,668.45-95,238.46

Finding the Fourth Proportional to 215,245.12, 322,668.45 and 95,238.46

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Solution

The fourth proportional to 215,245.12, 322,668.45 and 95,238.46 is: 142,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,245.12 : 322,668.45 = 95,238.46 : x
  2. Step 2: Convert to fraction form
    215,245.12/322,668.45 = 95,238.46/x
  3. Step 3: Cross multiply
    215,245.12x = 322,668.45 × 95,238.46
  4. Step 4: Simplify right side
    215,245.12x = 30,730,446,268.59
  5. Step 5: Solve for x
    x = 30,730,446,268.59/215,245.12
  6. Step 6: Final answer
    x = 142,769.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.