Home / 76,074.20-114,138.32-33,950.44

Finding the Fourth Proportional to 76,074.20, 114,138.32 and 33,950.44

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Solution

The fourth proportional to 76,074.20, 114,138.32 and 33,950.44 is: 50,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,074.20 : 114,138.32 = 33,950.44 : x
  2. Step 2: Convert to fraction form
    76,074.20/114,138.32 = 33,950.44/x
  3. Step 3: Cross multiply
    76,074.20x = 114,138.32 × 33,950.44
  4. Step 4: Simplify right side
    76,074.20x = 3,875,046,184.86
  5. Step 5: Solve for x
    x = 3,875,046,184.86/76,074.20
  6. Step 6: Final answer
    x = 50,937.72

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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.