Home / 57,778.12-79,768.18-36,575.56

Finding the Fourth Proportional to 57,778.12, 79,768.18 and 36,575.56

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Solution

The fourth proportional to 57,778.12, 79,768.18 and 36,575.56 is: 50,496.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,778.12 : 79,768.18 = 36,575.56 : x
  2. Step 2: Convert to fraction form
    57,778.12/79,768.18 = 36,575.56/x
  3. Step 3: Cross multiply
    57,778.12x = 79,768.18 × 36,575.56
  4. Step 4: Simplify right side
    57,778.12x = 2,917,565,853.68
  5. Step 5: Solve for x
    x = 2,917,565,853.68/57,778.12
  6. Step 6: Final answer
    x = 50,496.03

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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.