Home / 84,180.33-116,169.53-45,940.19

Finding the Fourth Proportional to 84,180.33, 116,169.53 and 45,940.19

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Solution

The fourth proportional to 84,180.33, 116,169.53 and 45,940.19 is: 63,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,180.33 : 116,169.53 = 45,940.19 : x
  2. Step 2: Convert to fraction form
    84,180.33/116,169.53 = 45,940.19/x
  3. Step 3: Cross multiply
    84,180.33x = 116,169.53 × 45,940.19
  4. Step 4: Simplify right side
    84,180.33x = 5,336,849,469.86
  5. Step 5: Solve for x
    x = 5,336,849,469.86/84,180.33
  6. Step 6: Final answer
    x = 63,397.82

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1.5x scale

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.