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Finding the Fourth Proportional to 63,694.89, 95,542.56 and 19,322.02

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Solution

The fourth proportional to 63,694.89, 95,542.56 and 19,322.02 is: 28,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.89 : 95,542.56 = 19,322.02 : x
  2. Step 2: Convert to fraction form
    63,694.89/95,542.56 = 19,322.02/x
  3. Step 3: Cross multiply
    63,694.89x = 95,542.56 × 19,322.02
  4. Step 4: Simplify right side
    63,694.89x = 1,846,075,374.60
  5. Step 5: Solve for x
    x = 1,846,075,374.60/63,694.89
  6. Step 6: Final answer
    x = 28,983.10

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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.