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Finding the Fourth Proportional to 61,552.80, 84,942.96 and 33,258.54

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Solution

The fourth proportional to 61,552.80, 84,942.96 and 33,258.54 is: 45,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,552.80 : 84,942.96 = 33,258.54 : x
  2. Step 2: Convert to fraction form
    61,552.80/84,942.96 = 33,258.54/x
  3. Step 3: Cross multiply
    61,552.80x = 84,942.96 × 33,258.54
  4. Step 4: Simplify right side
    61,552.80x = 2,825,078,832.88
  5. Step 5: Solve for x
    x = 2,825,078,832.88/61,552.80
  6. Step 6: Final answer
    x = 45,896.84

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1.5x scale

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.