Home / 179,626.60-269,439.90-113,141.80

Finding the Fourth Proportional to 179,626.60, 269,439.90 and 113,141.80

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Solution

The fourth proportional to 179,626.60, 269,439.90 and 113,141.80 is: 169,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,626.60 : 269,439.90 = 113,141.80 : x
  2. Step 2: Convert to fraction form
    179,626.60/269,439.90 = 113,141.80/x
  3. Step 3: Cross multiply
    179,626.60x = 269,439.90 × 113,141.80
  4. Step 4: Simplify right side
    179,626.60x = 30,484,915,277.82
  5. Step 5: Solve for x
    x = 30,484,915,277.82/179,626.60
  6. Step 6: Final answer
    x = 169,712.70

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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.