Home / 451,249.44-677,140.23-167,139.56

Finding the Fourth Proportional to 451,249.44, 677,140.23 and 167,139.56

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Solution

The fourth proportional to 451,249.44, 677,140.23 and 167,139.56 is: 250,807.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,249.44 : 677,140.23 = 167,139.56 : x
  2. Step 2: Convert to fraction form
    451,249.44/677,140.23 = 167,139.56/x
  3. Step 3: Cross multiply
    451,249.44x = 677,140.23 × 167,139.56
  4. Step 4: Simplify right side
    451,249.44x = 113,176,916,714.80
  5. Step 5: Solve for x
    x = 113,176,916,714.80/451,249.44
  6. Step 6: Final answer
    x = 250,807.88

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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.