Home / 80,544.60-111,154.44-44,735.28

Finding the Fourth Proportional to 80,544.60, 111,154.44 and 44,735.28

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Solution

The fourth proportional to 80,544.60, 111,154.44 and 44,735.28 is: 61,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,544.60 : 111,154.44 = 44,735.28 : x
  2. Step 2: Convert to fraction form
    80,544.60/111,154.44 = 44,735.28/x
  3. Step 3: Cross multiply
    80,544.60x = 111,154.44 × 44,735.28
  4. Step 4: Simplify right side
    80,544.60x = 4,972,524,996.64
  5. Step 5: Solve for x
    x = 4,972,524,996.64/80,544.60
  6. Step 6: Final answer
    x = 61,736.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.