Home / 188,965.48-260,784.18-104,082.52

Finding the Fourth Proportional to 188,965.48, 260,784.18 and 104,082.52

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Solution

The fourth proportional to 188,965.48, 260,784.18 and 104,082.52 is: 143,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,965.48 : 260,784.18 = 104,082.52 : x
  2. Step 2: Convert to fraction form
    188,965.48/260,784.18 = 104,082.52/x
  3. Step 3: Cross multiply
    188,965.48x = 260,784.18 × 104,082.52
  4. Step 4: Simplify right side
    188,965.48x = 27,143,074,630.53
  5. Step 5: Solve for x
    x = 27,143,074,630.53/188,965.48
  6. Step 6: Final answer
    x = 143,640.39

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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.