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Finding the Fourth Proportional to 64,249.66, 96,373.92 and 50,221.48

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Solution

The fourth proportional to 64,249.66, 96,373.92 and 50,221.48 is: 75,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,249.66 : 96,373.92 = 50,221.48 : x
  2. Step 2: Convert to fraction form
    64,249.66/96,373.92 = 50,221.48/x
  3. Step 3: Cross multiply
    64,249.66x = 96,373.92 × 50,221.48
  4. Step 4: Simplify right side
    64,249.66x = 4,840,040,895.80
  5. Step 5: Solve for x
    x = 4,840,040,895.80/64,249.66
  6. Step 6: Final answer
    x = 75,331.77

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1.5x scale

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.