Home / 168,214.12-252,278.28-49,857.73

Finding the Fourth Proportional to 168,214.12, 252,278.28 and 49,857.73

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Solution

The fourth proportional to 168,214.12, 252,278.28 and 49,857.73 is: 74,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,214.12 : 252,278.28 = 49,857.73 : x
  2. Step 2: Convert to fraction form
    168,214.12/252,278.28 = 49,857.73/x
  3. Step 3: Cross multiply
    168,214.12x = 252,278.28 × 49,857.73
  4. Step 4: Simplify right side
    168,214.12x = 12,578,021,738.41
  5. Step 5: Solve for x
    x = 12,578,021,738.41/168,214.12
  6. Step 6: Final answer
    x = 74,773.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.