Home / 76,745.64-115,134.18-32,372.52

Finding the Fourth Proportional to 76,745.64, 115,134.18 and 32,372.52

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Solution

The fourth proportional to 76,745.64, 115,134.18 and 32,372.52 is: 48,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,745.64 : 115,134.18 = 32,372.52 : x
  2. Step 2: Convert to fraction form
    76,745.64/115,134.18 = 32,372.52/x
  3. Step 3: Cross multiply
    76,745.64x = 115,134.18 × 32,372.52
  4. Step 4: Simplify right side
    76,745.64x = 3,727,183,544.73
  5. Step 5: Solve for x
    x = 3,727,183,544.73/76,745.64
  6. Step 6: Final answer
    x = 48,565.41

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1.5x scale

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.