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Finding the Fourth Proportional to 63,195.22, 94,821.99 and 31,604.01

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Solution

The fourth proportional to 63,195.22, 94,821.99 and 31,604.01 is: 47,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,195.22 : 94,821.99 = 31,604.01 : x
  2. Step 2: Convert to fraction form
    63,195.22/94,821.99 = 31,604.01/x
  3. Step 3: Cross multiply
    63,195.22x = 94,821.99 × 31,604.01
  4. Step 4: Simplify right side
    63,195.22x = 2,996,755,120.18
  5. Step 5: Solve for x
    x = 2,996,755,120.18/63,195.22
  6. Step 6: Final answer
    x = 47,420.60

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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.