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Finding the Fourth Proportional to 221,422.26, 332,189.02 and 63,651

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Solution

The fourth proportional to 221,422.26, 332,189.02 and 63,651 is: 95,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,422.26 : 332,189.02 = 63,651 : x
  2. Step 2: Convert to fraction form
    221,422.26/332,189.02 = 63,651/x
  3. Step 3: Cross multiply
    221,422.26x = 332,189.02 × 63,651
  4. Step 4: Simplify right side
    221,422.26x = 21,144,163,312.02
  5. Step 5: Solve for x
    x = 21,144,163,312.02/221,422.26
  6. Step 6: Final answer
    x = 95,492.49

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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.