Home / 222,635.76-307,249.92-132,045.36

Finding the Fourth Proportional to 222,635.76, 307,249.92 and 132,045.36

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Solution

The fourth proportional to 222,635.76, 307,249.92 and 132,045.36 is: 182,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,635.76 : 307,249.92 = 132,045.36 : x
  2. Step 2: Convert to fraction form
    222,635.76/307,249.92 = 132,045.36/x
  3. Step 3: Cross multiply
    222,635.76x = 307,249.92 × 132,045.36
  4. Step 4: Simplify right side
    222,635.76x = 40,570,926,296.37
  5. Step 5: Solve for x
    x = 40,570,926,296.37/222,635.76
  6. Step 6: Final answer
    x = 182,230.05

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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.