Home / 179,828.64-269,793.53-78,635.59

Finding the Fourth Proportional to 179,828.64, 269,793.53 and 78,635.59

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Solution

The fourth proportional to 179,828.64, 269,793.53 and 78,635.59 is: 117,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,828.64 : 269,793.53 = 78,635.59 : x
  2. Step 2: Convert to fraction form
    179,828.64/269,793.53 = 78,635.59/x
  3. Step 3: Cross multiply
    179,828.64x = 269,793.53 × 78,635.59
  4. Step 4: Simplify right side
    179,828.64x = 21,215,373,409.73
  5. Step 5: Solve for x
    x = 21,215,373,409.73/179,828.64
  6. Step 6: Final answer
    x = 117,975.50

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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.