Home / 76,589.12-114,896.02-32,228.56

Finding the Fourth Proportional to 76,589.12, 114,896.02 and 32,228.56

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Solution

The fourth proportional to 76,589.12, 114,896.02 and 32,228.56 is: 48,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,589.12 : 114,896.02 = 32,228.56 : x
  2. Step 2: Convert to fraction form
    76,589.12/114,896.02 = 32,228.56/x
  3. Step 3: Cross multiply
    76,589.12x = 114,896.02 × 32,228.56
  4. Step 4: Simplify right side
    76,589.12x = 3,702,933,074.66
  5. Step 5: Solve for x
    x = 3,702,933,074.66/76,589.12
  6. Step 6: Final answer
    x = 48,348.03

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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.