Home / 70,745.94-97,631.97-38,917.26

Finding the Fourth Proportional to 70,745.94, 97,631.97 and 38,917.26

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Solution

The fourth proportional to 70,745.94, 97,631.97 and 38,917.26 is: 53,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,745.94 : 97,631.97 = 38,917.26 : x
  2. Step 2: Convert to fraction form
    70,745.94/97,631.97 = 38,917.26/x
  3. Step 3: Cross multiply
    70,745.94x = 97,631.97 × 38,917.26
  4. Step 4: Simplify right side
    70,745.94x = 3,799,568,760.80
  5. Step 5: Solve for x
    x = 3,799,568,760.80/70,745.94
  6. Step 6: Final answer
    x = 53,707.23

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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.