Home / 179,231.20-268,846.80-54,572.20

Finding the Fourth Proportional to 179,231.20, 268,846.80 and 54,572.20

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Solution

The fourth proportional to 179,231.20, 268,846.80 and 54,572.20 is: 81,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,231.20 : 268,846.80 = 54,572.20 : x
  2. Step 2: Convert to fraction form
    179,231.20/268,846.80 = 54,572.20/x
  3. Step 3: Cross multiply
    179,231.20x = 268,846.80 × 54,572.20
  4. Step 4: Simplify right side
    179,231.20x = 14,671,561,338.96
  5. Step 5: Solve for x
    x = 14,671,561,338.96/179,231.20
  6. Step 6: Final answer
    x = 81,858.30

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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.