Home / 83,150.69-114,785.78-52,977.38

Finding the Fourth Proportional to 83,150.69, 114,785.78 and 52,977.38

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Solution

The fourth proportional to 83,150.69, 114,785.78 and 52,977.38 is: 73,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,150.69 : 114,785.78 = 52,977.38 : x
  2. Step 2: Convert to fraction form
    83,150.69/114,785.78 = 52,977.38/x
  3. Step 3: Cross multiply
    83,150.69x = 114,785.78 × 52,977.38
  4. Step 4: Simplify right side
    83,150.69x = 6,081,049,046.84
  5. Step 5: Solve for x
    x = 6,081,049,046.84/83,150.69
  6. Step 6: Final answer
    x = 73,132.88

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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.