Home / 189,734.41-261,823.17-104,846

Finding the Fourth Proportional to 189,734.41, 261,823.17 and 104,846

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Solution

The fourth proportional to 189,734.41, 261,823.17 and 104,846 is: 144,681.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,734.41 : 261,823.17 = 104,846 : x
  2. Step 2: Convert to fraction form
    189,734.41/261,823.17 = 104,846/x
  3. Step 3: Cross multiply
    189,734.41x = 261,823.17 × 104,846
  4. Step 4: Simplify right side
    189,734.41x = 27,451,112,081.82
  5. Step 5: Solve for x
    x = 27,451,112,081.82/189,734.41
  6. Step 6: Final answer
    x = 144,681.78

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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.