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Finding the Fourth Proportional to 63,121.70, 94,699 and 23,679.56

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Solution

The fourth proportional to 63,121.70, 94,699 and 23,679.56 is: 35,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,121.70 : 94,699 = 23,679.56 : x
  2. Step 2: Convert to fraction form
    63,121.70/94,699 = 23,679.56/x
  3. Step 3: Cross multiply
    63,121.70x = 94,699 × 23,679.56
  4. Step 4: Simplify right side
    63,121.70x = 2,242,430,652.44
  5. Step 5: Solve for x
    x = 2,242,430,652.44/63,121.70
  6. Step 6: Final answer
    x = 35,525.51

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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.