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Finding the Fourth Proportional to 67,361.63, 101,042.98 and 29,911.61

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Solution

The fourth proportional to 67,361.63, 101,042.98 and 29,911.61 is: 44,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361.63 : 101,042.98 = 29,911.61 : x
  2. Step 2: Convert to fraction form
    67,361.63/101,042.98 = 29,911.61/x
  3. Step 3: Cross multiply
    67,361.63x = 101,042.98 × 29,911.61
  4. Step 4: Simplify right side
    67,361.63x = 3,022,358,388.83
  5. Step 5: Solve for x
    x = 3,022,358,388.83/67,361.63
  6. Step 6: Final answer
    x = 44,867.66

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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.