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Finding the Fourth Proportional to 64,331.80, 96,504.83 and 22,207.11

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Solution

The fourth proportional to 64,331.80, 96,504.83 and 22,207.11 is: 33,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,331.80 : 96,504.83 = 22,207.11 : x
  2. Step 2: Convert to fraction form
    64,331.80/96,504.83 = 22,207.11/x
  3. Step 3: Cross multiply
    64,331.80x = 96,504.83 × 22,207.11
  4. Step 4: Simplify right side
    64,331.80x = 2,143,093,653.44
  5. Step 5: Solve for x
    x = 2,143,093,653.44/64,331.80
  6. Step 6: Final answer
    x = 33,313.13

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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.