Home / 57,867.94-79,863.69-35,208.56

Finding the Fourth Proportional to 57,867.94, 79,863.69 and 35,208.56

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Solution

The fourth proportional to 57,867.94, 79,863.69 and 35,208.56 is: 48,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,867.94 : 79,863.69 = 35,208.56 : x
  2. Step 2: Convert to fraction form
    57,867.94/79,863.69 = 35,208.56/x
  3. Step 3: Cross multiply
    57,867.94x = 79,863.69 × 35,208.56
  4. Step 4: Simplify right side
    57,867.94x = 2,811,885,521.19
  5. Step 5: Solve for x
    x = 2,811,885,521.19/57,867.94
  6. Step 6: Final answer
    x = 48,591.42

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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.