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Finding the Fourth Proportional to 69,977.98, 104,963.79 and 22,595.26

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Solution

The fourth proportional to 69,977.98, 104,963.79 and 22,595.26 is: 33,891.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977.98 : 104,963.79 = 22,595.26 : x
  2. Step 2: Convert to fraction form
    69,977.98/104,963.79 = 22,595.26/x
  3. Step 3: Cross multiply
    69,977.98x = 104,963.79 × 22,595.26
  4. Step 4: Simplify right side
    69,977.98x = 2,371,684,281.10
  5. Step 5: Solve for x
    x = 2,371,684,281.10/69,977.98
  6. Step 6: Final answer
    x = 33,891.86

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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.