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Finding the Fourth Proportional to 84,049.97, 115,987.19 and 46,324.22

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Solution

The fourth proportional to 84,049.97, 115,987.19 and 46,324.22 is: 63,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,049.97 : 115,987.19 = 46,324.22 : x
  2. Step 2: Convert to fraction form
    84,049.97/115,987.19 = 46,324.22/x
  3. Step 3: Cross multiply
    84,049.97x = 115,987.19 × 46,324.22
  4. Step 4: Simplify right side
    84,049.97x = 5,373,015,295.18
  5. Step 5: Solve for x
    x = 5,373,015,295.18/84,049.97
  6. Step 6: Final answer
    x = 63,926.44

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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.