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Finding the Fourth Proportional to 61,744.88, 85,208.28 and 33,451.04

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Solution

The fourth proportional to 61,744.88, 85,208.28 and 33,451.04 is: 46,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,744.88 : 85,208.28 = 33,451.04 : x
  2. Step 2: Convert to fraction form
    61,744.88/85,208.28 = 33,451.04/x
  3. Step 3: Cross multiply
    61,744.88x = 85,208.28 × 33,451.04
  4. Step 4: Simplify right side
    61,744.88x = 2,850,305,582.61
  5. Step 5: Solve for x
    x = 2,850,305,582.61/61,744.88
  6. Step 6: Final answer
    x = 46,162.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.