Home / 77,445.72-116,183.70-27,529.56

Finding the Fourth Proportional to 77,445.72, 116,183.70 and 27,529.56

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Solution

The fourth proportional to 77,445.72, 116,183.70 and 27,529.56 is: 41,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,445.72 : 116,183.70 = 27,529.56 : x
  2. Step 2: Convert to fraction form
    77,445.72/116,183.70 = 27,529.56/x
  3. Step 3: Cross multiply
    77,445.72x = 116,183.70 × 27,529.56
  4. Step 4: Simplify right side
    77,445.72x = 3,198,486,140.17
  5. Step 5: Solve for x
    x = 3,198,486,140.17/77,445.72
  6. Step 6: Final answer
    x = 41,299.71

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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.