Home / 221,284.20-331,975.65-63,500.36

Finding the Fourth Proportional to 221,284.20, 331,975.65 and 63,500.36

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Solution

The fourth proportional to 221,284.20, 331,975.65 and 63,500.36 is: 95,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,284.20 : 331,975.65 = 63,500.36 : x
  2. Step 2: Convert to fraction form
    221,284.20/331,975.65 = 63,500.36/x
  3. Step 3: Cross multiply
    221,284.20x = 331,975.65 × 63,500.36
  4. Step 4: Simplify right side
    221,284.20x = 21,080,571,626.36
  5. Step 5: Solve for x
    x = 21,080,571,626.36/221,284.20
  6. Step 6: Final answer
    x = 95,264.69

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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.