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Finding the Fourth Proportional to 57,669.56, 79,589.56 and 35,003.33

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Solution

The fourth proportional to 57,669.56, 79,589.56 and 35,003.33 is: 48,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.56 : 79,589.56 = 35,003.33 : x
  2. Step 2: Convert to fraction form
    57,669.56/79,589.56 = 35,003.33/x
  3. Step 3: Cross multiply
    57,669.56x = 79,589.56 × 35,003.33
  4. Step 4: Simplify right side
    57,669.56x = 2,785,899,633.23
  5. Step 5: Solve for x
    x = 2,785,899,633.23/57,669.56
  6. Step 6: Final answer
    x = 48,307.97

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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.