Home / 179,114.20-268,844.10-90,467.80

Finding the Fourth Proportional to 179,114.20, 268,844.10 and 90,467.80

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Solution

The fourth proportional to 179,114.20, 268,844.10 and 90,467.80 is: 135,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,114.20 : 268,844.10 = 90,467.80 : x
  2. Step 2: Convert to fraction form
    179,114.20/268,844.10 = 90,467.80/x
  3. Step 3: Cross multiply
    179,114.20x = 268,844.10 × 90,467.80
  4. Step 4: Simplify right side
    179,114.20x = 24,321,734,269.98
  5. Step 5: Solve for x
    x = 24,321,734,269.98/179,114.20
  6. Step 6: Final answer
    x = 135,788.98

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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.