Home / 82,849.92-114,296.51-55,982.63

Finding the Fourth Proportional to 82,849.92, 114,296.51 and 55,982.63

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Solution

The fourth proportional to 82,849.92, 114,296.51 and 55,982.63 is: 77,231.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,849.92 : 114,296.51 = 55,982.63 : x
  2. Step 2: Convert to fraction form
    82,849.92/114,296.51 = 55,982.63/x
  3. Step 3: Cross multiply
    82,849.92x = 114,296.51 × 55,982.63
  4. Step 4: Simplify right side
    82,849.92x = 6,398,618,378.23
  5. Step 5: Solve for x
    x = 6,398,618,378.23/82,849.92
  6. Step 6: Final answer
    x = 77,231.44

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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.