Home / 222,723.60-307,403.22-132,129.85

Finding the Fourth Proportional to 222,723.60, 307,403.22 and 132,129.85

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Solution

The fourth proportional to 222,723.60, 307,403.22 and 132,129.85 is: 182,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,723.60 : 307,403.22 = 132,129.85 : x
  2. Step 2: Convert to fraction form
    222,723.60/307,403.22 = 132,129.85/x
  3. Step 3: Cross multiply
    222,723.60x = 307,403.22 × 132,129.85
  4. Step 4: Simplify right side
    222,723.60x = 40,617,141,348.12
  5. Step 5: Solve for x
    x = 40,617,141,348.12/222,723.60
  6. Step 6: Final answer
    x = 182,365.68

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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.