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Finding the Fourth Proportional to 64,249.83, 96,363.14 and 17,491.77

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Solution

The fourth proportional to 64,249.83, 96,363.14 and 17,491.77 is: 26,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,249.83 : 96,363.14 = 17,491.77 : x
  2. Step 2: Convert to fraction form
    64,249.83/96,363.14 = 17,491.77/x
  3. Step 3: Cross multiply
    64,249.83x = 96,363.14 × 17,491.77
  4. Step 4: Simplify right side
    64,249.83x = 1,685,561,793.90
  5. Step 5: Solve for x
    x = 1,685,561,793.90/64,249.83
  6. Step 6: Final answer
    x = 26,234.49

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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.