Home / 179,742.87-269,655.84-53,380.35

Finding the Fourth Proportional to 179,742.87, 269,655.84 and 53,380.35

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Solution

The fourth proportional to 179,742.87, 269,655.84 and 53,380.35 is: 80,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,742.87 : 269,655.84 = 53,380.35 : x
  2. Step 2: Convert to fraction form
    179,742.87/269,655.84 = 53,380.35/x
  3. Step 3: Cross multiply
    179,742.87x = 269,655.84 × 53,380.35
  4. Step 4: Simplify right side
    179,742.87x = 14,394,323,118.74
  5. Step 5: Solve for x
    x = 14,394,323,118.74/179,742.87
  6. Step 6: Final answer
    x = 80,082.86

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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.