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Finding the Fourth Proportional to 69,653.91, 104,488.16 and 22,910.43

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Solution

The fourth proportional to 69,653.91, 104,488.16 and 22,910.43 is: 34,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,653.91 : 104,488.16 = 22,910.43 : x
  2. Step 2: Convert to fraction form
    69,653.91/104,488.16 = 22,910.43/x
  3. Step 3: Cross multiply
    69,653.91x = 104,488.16 × 22,910.43
  4. Step 4: Simplify right side
    69,653.91x = 2,393,868,560.96
  5. Step 5: Solve for x
    x = 2,393,868,560.96/69,653.91
  6. Step 6: Final answer
    x = 34,368.04

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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.