Home / 222,151.64-306,568.33-120,176.87

Finding the Fourth Proportional to 222,151.64, 306,568.33 and 120,176.87

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Solution

The fourth proportional to 222,151.64, 306,568.33 and 120,176.87 is: 165,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,151.64 : 306,568.33 = 120,176.87 : x
  2. Step 2: Convert to fraction form
    222,151.64/306,568.33 = 120,176.87/x
  3. Step 3: Cross multiply
    222,151.64x = 306,568.33 × 120,176.87
  4. Step 4: Simplify right side
    222,151.64x = 36,842,420,507.24
  5. Step 5: Solve for x
    x = 36,842,420,507.24/222,151.64
  6. Step 6: Final answer
    x = 165,843.57

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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.