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Finding the Fourth Proportional to 61,138.44, 91,733.58 and 33,404.04

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Solution

The fourth proportional to 61,138.44, 91,733.58 and 33,404.04 is: 50,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,138.44 : 91,733.58 = 33,404.04 : x
  2. Step 2: Convert to fraction form
    61,138.44/91,733.58 = 33,404.04/x
  3. Step 3: Cross multiply
    61,138.44x = 91,733.58 × 33,404.04
  4. Step 4: Simplify right side
    61,138.44x = 3,064,272,175.66
  5. Step 5: Solve for x
    x = 3,064,272,175.66/61,138.44
  6. Step 6: Final answer
    x = 50,120.22

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1.5x scale

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.