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Finding the Fourth Proportional to 64,129.44, 88,503.12 and 41,773.44

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Solution

The fourth proportional to 64,129.44, 88,503.12 and 41,773.44 is: 57,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,129.44 : 88,503.12 = 41,773.44 : x
  2. Step 2: Convert to fraction form
    64,129.44/88,503.12 = 41,773.44/x
  3. Step 3: Cross multiply
    64,129.44x = 88,503.12 × 41,773.44
  4. Step 4: Simplify right side
    64,129.44x = 3,697,079,773.13
  5. Step 5: Solve for x
    x = 3,697,079,773.13/64,129.44
  6. Step 6: Final answer
    x = 57,650.27

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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.