Home / 221,287.46-331,922.52-63,515.85

Finding the Fourth Proportional to 221,287.46, 331,922.52 and 63,515.85

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Solution

The fourth proportional to 221,287.46, 331,922.52 and 63,515.85 is: 95,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,287.46 : 331,922.52 = 63,515.85 : x
  2. Step 2: Convert to fraction form
    221,287.46/331,922.52 = 63,515.85/x
  3. Step 3: Cross multiply
    221,287.46x = 331,922.52 × 63,515.85
  4. Step 4: Simplify right side
    221,287.46x = 21,082,340,991.94
  5. Step 5: Solve for x
    x = 21,082,340,991.94/221,287.46
  6. Step 6: Final answer
    x = 95,271.29

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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.