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Finding the Fourth Proportional to 63,745.01, 95,616.90 and 38,792.15

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Solution

The fourth proportional to 63,745.01, 95,616.90 and 38,792.15 is: 58,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,745.01 : 95,616.90 = 38,792.15 : x
  2. Step 2: Convert to fraction form
    63,745.01/95,616.90 = 38,792.15/x
  3. Step 3: Cross multiply
    63,745.01x = 95,616.90 × 38,792.15
  4. Step 4: Simplify right side
    63,745.01x = 3,709,184,649.25
  5. Step 5: Solve for x
    x = 3,709,184,649.25/63,745.01
  6. Step 6: Final answer
    x = 58,187.85

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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.