Home / 189,538.92-261,565.38-104,662.44

Finding the Fourth Proportional to 189,538.92, 261,565.38 and 104,662.44

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Solution

The fourth proportional to 189,538.92, 261,565.38 and 104,662.44 is: 144,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,538.92 : 261,565.38 = 104,662.44 : x
  2. Step 2: Convert to fraction form
    189,538.92/261,565.38 = 104,662.44/x
  3. Step 3: Cross multiply
    189,538.92x = 261,565.38 × 104,662.44
  4. Step 4: Simplify right side
    189,538.92x = 27,376,070,890.33
  5. Step 5: Solve for x
    x = 27,376,070,890.33/189,538.92
  6. Step 6: Final answer
    x = 144,435.09

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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.