Home / 179,113.70-268,843.35-90,467.30

Finding the Fourth Proportional to 179,113.70, 268,843.35 and 90,467.30

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Solution

The fourth proportional to 179,113.70, 268,843.35 and 90,467.30 is: 135,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,113.70 : 268,843.35 = 90,467.30 : x
  2. Step 2: Convert to fraction form
    179,113.70/268,843.35 = 90,467.30/x
  3. Step 3: Cross multiply
    179,113.70x = 268,843.35 × 90,467.30
  4. Step 4: Simplify right side
    179,113.70x = 24,321,531,997.46
  5. Step 5: Solve for x
    x = 24,321,531,997.46/179,113.70
  6. Step 6: Final answer
    x = 135,788.23

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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.