Home / 247,137.28-341,049.12-133,960

Finding the Fourth Proportional to 247,137.28, 341,049.12 and 133,960

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Solution

The fourth proportional to 247,137.28, 341,049.12 and 133,960 is: 184,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,137.28 : 341,049.12 = 133,960 : x
  2. Step 2: Convert to fraction form
    247,137.28/341,049.12 = 133,960/x
  3. Step 3: Cross multiply
    247,137.28x = 341,049.12 × 133,960
  4. Step 4: Simplify right side
    247,137.28x = 45,686,940,115.20
  5. Step 5: Solve for x
    x = 45,686,940,115.20/247,137.28
  6. Step 6: Final answer
    x = 184,864.62

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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.