Home / 75,735.43-104,515.32-43,923.22

Finding the Fourth Proportional to 75,735.43, 104,515.32 and 43,923.22

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Solution

The fourth proportional to 75,735.43, 104,515.32 and 43,923.22 is: 60,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735.43 : 104,515.32 = 43,923.22 : x
  2. Step 2: Convert to fraction form
    75,735.43/104,515.32 = 43,923.22/x
  3. Step 3: Cross multiply
    75,735.43x = 104,515.32 × 43,923.22
  4. Step 4: Simplify right side
    75,735.43x = 4,590,649,393.73
  5. Step 5: Solve for x
    x = 4,590,649,393.73/75,735.43
  6. Step 6: Final answer
    x = 60,614.29

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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.