Home / 168,257.20-252,331.17-55,907.25

Finding the Fourth Proportional to 168,257.20, 252,331.17 and 55,907.25

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Solution

The fourth proportional to 168,257.20, 252,331.17 and 55,907.25 is: 83,842.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,257.20 : 252,331.17 = 55,907.25 : x
  2. Step 2: Convert to fraction form
    168,257.20/252,331.17 = 55,907.25/x
  3. Step 3: Cross multiply
    168,257.20x = 252,331.17 × 55,907.25
  4. Step 4: Simplify right side
    168,257.20x = 14,107,141,803.98
  5. Step 5: Solve for x
    x = 14,107,141,803.98/168,257.20
  6. Step 6: Final answer
    x = 83,842.72

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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.