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Finding the Fourth Proportional to 74,941.50, 112,414.41 and 22,349.82

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Solution

The fourth proportional to 74,941.50, 112,414.41 and 22,349.82 is: 33,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,941.50 : 112,414.41 = 22,349.82 : x
  2. Step 2: Convert to fraction form
    74,941.50/112,414.41 = 22,349.82/x
  3. Step 3: Cross multiply
    74,941.50x = 112,414.41 × 22,349.82
  4. Step 4: Simplify right side
    74,941.50x = 2,512,441,828.91
  5. Step 5: Solve for x
    x = 2,512,441,828.91/74,941.50
  6. Step 6: Final answer
    x = 33,525.37

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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.