Home / 76,380.98-114,544.13-26,447.67

Finding the Fourth Proportional to 76,380.98, 114,544.13 and 26,447.67

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Solution

The fourth proportional to 76,380.98, 114,544.13 and 26,447.67 is: 39,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,380.98 : 114,544.13 = 26,447.67 : x
  2. Step 2: Convert to fraction form
    76,380.98/114,544.13 = 26,447.67/x
  3. Step 3: Cross multiply
    76,380.98x = 114,544.13 × 26,447.67
  4. Step 4: Simplify right side
    76,380.98x = 3,029,425,350.68
  5. Step 5: Solve for x
    x = 3,029,425,350.68/76,380.98
  6. Step 6: Final answer
    x = 39,662.04

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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.