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Finding the Fourth Proportional to 64,372.98, 88,826.22 and 35,691.23

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Solution

The fourth proportional to 64,372.98, 88,826.22 and 35,691.23 is: 49,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,372.98 : 88,826.22 = 35,691.23 : x
  2. Step 2: Convert to fraction form
    64,372.98/88,826.22 = 35,691.23/x
  3. Step 3: Cross multiply
    64,372.98x = 88,826.22 × 35,691.23
  4. Step 4: Simplify right side
    64,372.98x = 3,170,317,270.12
  5. Step 5: Solve for x
    x = 3,170,317,270.12/64,372.98
  6. Step 6: Final answer
    x = 49,249.19

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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.