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Finding the Fourth Proportional to 221,104.81, 331,599.84 and 63,296.43

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Solution

The fourth proportional to 221,104.81, 331,599.84 and 63,296.43 is: 94,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,104.81 : 331,599.84 = 63,296.43 : x
  2. Step 2: Convert to fraction form
    221,104.81/331,599.84 = 63,296.43/x
  3. Step 3: Cross multiply
    221,104.81x = 331,599.84 × 63,296.43
  4. Step 4: Simplify right side
    221,104.81x = 20,989,086,060.57
  5. Step 5: Solve for x
    x = 20,989,086,060.57/221,104.81
  6. Step 6: Final answer
    x = 94,928.22

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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.