Home / 82,867.68-114,351.96-48,874.56

Finding the Fourth Proportional to 82,867.68, 114,351.96 and 48,874.56

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Solution

The fourth proportional to 82,867.68, 114,351.96 and 48,874.56 is: 67,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,867.68 : 114,351.96 = 48,874.56 : x
  2. Step 2: Convert to fraction form
    82,867.68/114,351.96 = 48,874.56/x
  3. Step 3: Cross multiply
    82,867.68x = 114,351.96 × 48,874.56
  4. Step 4: Simplify right side
    82,867.68x = 5,588,901,730.14
  5. Step 5: Solve for x
    x = 5,588,901,730.14/82,867.68
  6. Step 6: Final answer
    x = 67,443.69

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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.