Home / 188,965.18-260,771.93-104,082.24

Finding the Fourth Proportional to 188,965.18, 260,771.93 and 104,082.24

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Solution

The fourth proportional to 188,965.18, 260,771.93 and 104,082.24 is: 143,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,965.18 : 260,771.93 = 104,082.24 : x
  2. Step 2: Convert to fraction form
    188,965.18/260,771.93 = 104,082.24/x
  3. Step 3: Cross multiply
    188,965.18x = 260,771.93 × 104,082.24
  4. Step 4: Simplify right side
    188,965.18x = 27,141,726,735.04
  5. Step 5: Solve for x
    x = 27,141,726,735.04/188,965.18
  6. Step 6: Final answer
    x = 143,633.48

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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.