Home / 76,282.92-114,448.28-34,198.29

Finding the Fourth Proportional to 76,282.92, 114,448.28 and 34,198.29

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Solution

The fourth proportional to 76,282.92, 114,448.28 and 34,198.29 is: 51,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,282.92 : 114,448.28 = 34,198.29 : x
  2. Step 2: Convert to fraction form
    76,282.92/114,448.28 = 34,198.29/x
  3. Step 3: Cross multiply
    76,282.92x = 114,448.28 × 34,198.29
  4. Step 4: Simplify right side
    76,282.92x = 3,913,935,298.45
  5. Step 5: Solve for x
    x = 3,913,935,298.45/76,282.92
  6. Step 6: Final answer
    x = 51,308.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.