Home / 69,183.36-95,473.60-39,377.28

Finding the Fourth Proportional to 69,183.36, 95,473.60 and 39,377.28

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Solution

The fourth proportional to 69,183.36, 95,473.60 and 39,377.28 is: 54,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,183.36 : 95,473.60 = 39,377.28 : x
  2. Step 2: Convert to fraction form
    69,183.36/95,473.60 = 39,377.28/x
  3. Step 3: Cross multiply
    69,183.36x = 95,473.60 × 39,377.28
  4. Step 4: Simplify right side
    69,183.36x = 3,759,490,679.81
  5. Step 5: Solve for x
    x = 3,759,490,679.81/69,183.36
  6. Step 6: Final answer
    x = 54,340.97

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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.