Home / 84,180.48-116,169.74-45,940.33

Finding the Fourth Proportional to 84,180.48, 116,169.74 and 45,940.33

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Solution

The fourth proportional to 84,180.48, 116,169.74 and 45,940.33 is: 63,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,180.48 : 116,169.74 = 45,940.33 : x
  2. Step 2: Convert to fraction form
    84,180.48/116,169.74 = 45,940.33/x
  3. Step 3: Cross multiply
    84,180.48x = 116,169.74 × 45,940.33
  4. Step 4: Simplify right side
    84,180.48x = 5,336,876,191.61
  5. Step 5: Solve for x
    x = 5,336,876,191.61/84,180.48
  6. Step 6: Final answer
    x = 63,398.03

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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.