Home / 69,745.93-96,215.55-41,431.57

Finding the Fourth Proportional to 69,745.93, 96,215.55 and 41,431.57

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Solution

The fourth proportional to 69,745.93, 96,215.55 and 41,431.57 is: 57,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,745.93 : 96,215.55 = 41,431.57 : x
  2. Step 2: Convert to fraction form
    69,745.93/96,215.55 = 41,431.57/x
  3. Step 3: Cross multiply
    69,745.93x = 96,215.55 × 41,431.57
  4. Step 4: Simplify right side
    69,745.93x = 3,986,361,294.91
  5. Step 5: Solve for x
    x = 3,986,361,294.91/69,745.93
  6. Step 6: Final answer
    x = 57,155.47

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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.