Home / 84,180.43-116,169.67-45,940.28

Finding the Fourth Proportional to 84,180.43, 116,169.67 and 45,940.28

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Solution

The fourth proportional to 84,180.43, 116,169.67 and 45,940.28 is: 63,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,180.43 : 116,169.67 = 45,940.28 : x
  2. Step 2: Convert to fraction form
    84,180.43/116,169.67 = 45,940.28/x
  3. Step 3: Cross multiply
    84,180.43x = 116,169.67 × 45,940.28
  4. Step 4: Simplify right side
    84,180.43x = 5,336,867,167.31
  5. Step 5: Solve for x
    x = 5,336,867,167.31/84,180.43
  6. Step 6: Final answer
    x = 63,397.96

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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.