Home / 222,150.91-306,567.32-120,176.12

Finding the Fourth Proportional to 222,150.91, 306,567.32 and 120,176.12

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Solution

The fourth proportional to 222,150.91, 306,567.32 and 120,176.12 is: 165,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,150.91 : 306,567.32 = 120,176.12 : x
  2. Step 2: Convert to fraction form
    222,150.91/306,567.32 = 120,176.12/x
  3. Step 3: Cross multiply
    222,150.91x = 306,567.32 × 120,176.12
  4. Step 4: Simplify right side
    222,150.91x = 36,842,070,604.15
  5. Step 5: Solve for x
    x = 36,842,070,604.15/222,150.91
  6. Step 6: Final answer
    x = 165,842.54

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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.