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Finding the Fourth Proportional to 57,759.54, 79,708.83 and 33,886.62

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Solution

The fourth proportional to 57,759.54, 79,708.83 and 33,886.62 is: 46,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,759.54 : 79,708.83 = 33,886.62 : x
  2. Step 2: Convert to fraction form
    57,759.54/79,708.83 = 33,886.62/x
  3. Step 3: Cross multiply
    57,759.54x = 79,708.83 × 33,886.62
  4. Step 4: Simplify right side
    57,759.54x = 2,701,062,832.85
  5. Step 5: Solve for x
    x = 2,701,062,832.85/57,759.54
  6. Step 6: Final answer
    x = 46,763.93

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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.