Home / 222,928.10-307,581.26-132,208.64

Finding the Fourth Proportional to 222,928.10, 307,581.26 and 132,208.64

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Solution

The fourth proportional to 222,928.10, 307,581.26 and 132,208.64 is: 182,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,928.10 : 307,581.26 = 132,208.64 : x
  2. Step 2: Convert to fraction form
    222,928.10/307,581.26 = 132,208.64/x
  3. Step 3: Cross multiply
    222,928.10x = 307,581.26 × 132,208.64
  4. Step 4: Simplify right side
    222,928.10x = 40,664,900,074.09
  5. Step 5: Solve for x
    x = 40,664,900,074.09/222,928.10
  6. Step 6: Final answer
    x = 182,412.63

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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.