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Finding the Fourth Proportional to 63,796.82, 88,038.14 and 34,724.30

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Solution

The fourth proportional to 63,796.82, 88,038.14 and 34,724.30 is: 47,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,796.82 : 88,038.14 = 34,724.30 : x
  2. Step 2: Convert to fraction form
    63,796.82/88,038.14 = 34,724.30/x
  3. Step 3: Cross multiply
    63,796.82x = 88,038.14 × 34,724.30
  4. Step 4: Simplify right side
    63,796.82x = 3,057,062,784.80
  5. Step 5: Solve for x
    x = 3,057,062,784.80/63,796.82
  6. Step 6: Final answer
    x = 47,918.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.