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Finding the Fourth Proportional to 66,477.42, 99,694.49 and 22,092.26

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Solution

The fourth proportional to 66,477.42, 99,694.49 and 22,092.26 is: 33,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,477.42 : 99,694.49 = 22,092.26 : x
  2. Step 2: Convert to fraction form
    66,477.42/99,694.49 = 22,092.26/x
  3. Step 3: Cross multiply
    66,477.42x = 99,694.49 × 22,092.26
  4. Step 4: Simplify right side
    66,477.42x = 2,202,475,984.71
  5. Step 5: Solve for x
    x = 2,202,475,984.71/66,477.42
  6. Step 6: Final answer
    x = 33,131.19

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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.