Home / 179,677.60-269,516.40-61,331.20

Finding the Fourth Proportional to 179,677.60, 269,516.40 and 61,331.20

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Solution

The fourth proportional to 179,677.60, 269,516.40 and 61,331.20 is: 91,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,677.60 : 269,516.40 = 61,331.20 : x
  2. Step 2: Convert to fraction form
    179,677.60/269,516.40 = 61,331.20/x
  3. Step 3: Cross multiply
    179,677.60x = 269,516.40 × 61,331.20
  4. Step 4: Simplify right side
    179,677.60x = 16,529,764,231.68
  5. Step 5: Solve for x
    x = 16,529,764,231.68/179,677.60
  6. Step 6: Final answer
    x = 91,996.80

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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.