Home / 179,639.56-269,626.20-90,955.90

Finding the Fourth Proportional to 179,639.56, 269,626.20 and 90,955.90

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Solution

The fourth proportional to 179,639.56, 269,626.20 and 90,955.90 is: 136,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,639.56 : 269,626.20 = 90,955.90 : x
  2. Step 2: Convert to fraction form
    179,639.56/269,626.20 = 90,955.90/x
  3. Step 3: Cross multiply
    179,639.56x = 269,626.20 × 90,955.90
  4. Step 4: Simplify right side
    179,639.56x = 24,524,093,684.58
  5. Step 5: Solve for x
    x = 24,524,093,684.58/179,639.56
  6. Step 6: Final answer
    x = 136,518.34

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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.