Home / 57,187.35-78,899.63-34,517.73

Finding the Fourth Proportional to 57,187.35, 78,899.63 and 34,517.73

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Solution

The fourth proportional to 57,187.35, 78,899.63 and 34,517.73 is: 47,623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,187.35 : 78,899.63 = 34,517.73 : x
  2. Step 2: Convert to fraction form
    57,187.35/78,899.63 = 34,517.73/x
  3. Step 3: Cross multiply
    57,187.35x = 78,899.63 × 34,517.73
  4. Step 4: Simplify right side
    57,187.35x = 2,723,436,125.44
  5. Step 5: Solve for x
    x = 2,723,436,125.44/57,187.35
  6. Step 6: Final answer
    x = 47,623.06

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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.