Home / 179,793.21-269,855.46-91,109.55

Finding the Fourth Proportional to 179,793.21, 269,855.46 and 91,109.55

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Solution

The fourth proportional to 179,793.21, 269,855.46 and 91,109.55 is: 136,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,793.21 : 269,855.46 = 91,109.55 : x
  2. Step 2: Convert to fraction form
    179,793.21/269,855.46 = 91,109.55/x
  3. Step 3: Cross multiply
    179,793.21x = 269,855.46 × 91,109.55
  4. Step 4: Simplify right side
    179,793.21x = 24,586,409,525.64
  5. Step 5: Solve for x
    x = 24,586,409,525.64/179,793.21
  6. Step 6: Final answer
    x = 136,748.26

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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.