Home / 75,895.30-113,832.22-47,729.46

Finding the Fourth Proportional to 75,895.30, 113,832.22 and 47,729.46

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Solution

The fourth proportional to 75,895.30, 113,832.22 and 47,729.46 is: 71,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.30 : 113,832.22 = 47,729.46 : x
  2. Step 2: Convert to fraction form
    75,895.30/113,832.22 = 47,729.46/x
  3. Step 3: Cross multiply
    75,895.30x = 113,832.22 × 47,729.46
  4. Step 4: Simplify right side
    75,895.30x = 5,433,150,391.20
  5. Step 5: Solve for x
    x = 5,433,150,391.20/75,895.30
  6. Step 6: Final answer
    x = 71,587.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.