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Finding the Fourth Proportional to 61,672.47, 92,536.97 and 33,550.40

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Solution

The fourth proportional to 61,672.47, 92,536.97 and 33,550.40 is: 50,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,672.47 : 92,536.97 = 33,550.40 : x
  2. Step 2: Convert to fraction form
    61,672.47/92,536.97 = 33,550.40/x
  3. Step 3: Cross multiply
    61,672.47x = 92,536.97 × 33,550.40
  4. Step 4: Simplify right side
    61,672.47x = 3,104,651,727.85
  5. Step 5: Solve for x
    x = 3,104,651,727.85/61,672.47
  6. Step 6: Final answer
    x = 50,340.97

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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.