Home / 75,672.36-113,512.86-23,085.48

Finding the Fourth Proportional to 75,672.36, 113,512.86 and 23,085.48

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Solution

The fourth proportional to 75,672.36, 113,512.86 and 23,085.48 is: 34,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,672.36 : 113,512.86 = 23,085.48 : x
  2. Step 2: Convert to fraction form
    75,672.36/113,512.86 = 23,085.48/x
  3. Step 3: Cross multiply
    75,672.36x = 113,512.86 × 23,085.48
  4. Step 4: Simplify right side
    75,672.36x = 2,620,498,859.27
  5. Step 5: Solve for x
    x = 2,620,498,859.27/75,672.36
  6. Step 6: Final answer
    x = 34,629.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.