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Finding the Fourth Proportional to 61,924.77, 85,456.62 and 33,630.46

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Solution

The fourth proportional to 61,924.77, 85,456.62 and 33,630.46 is: 46,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,924.77 : 85,456.62 = 33,630.46 : x
  2. Step 2: Convert to fraction form
    61,924.77/85,456.62 = 33,630.46/x
  3. Step 3: Cross multiply
    61,924.77x = 85,456.62 × 33,630.46
  4. Step 4: Simplify right side
    61,924.77x = 2,873,945,227.00
  5. Step 5: Solve for x
    x = 2,873,945,227.00/61,924.77
  6. Step 6: Final answer
    x = 46,410.27

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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.