Home / 76,652.07-114,997.26-75,380.67

Finding the Fourth Proportional to 76,652.07, 114,997.26 and 75,380.67

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Solution

The fourth proportional to 76,652.07, 114,997.26 and 75,380.67 is: 113,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,652.07 : 114,997.26 = 75,380.67 : x
  2. Step 2: Convert to fraction form
    76,652.07/114,997.26 = 75,380.67/x
  3. Step 3: Cross multiply
    76,652.07x = 114,997.26 × 75,380.67
  4. Step 4: Simplify right side
    76,652.07x = 8,668,570,695.42
  5. Step 5: Solve for x
    x = 8,668,570,695.42/76,652.07
  6. Step 6: Final answer
    x = 113,089.85

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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.