Home / 65,104.26-89,846.45-38,246.54

Finding the Fourth Proportional to 65,104.26, 89,846.45 and 38,246.54

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Solution

The fourth proportional to 65,104.26, 89,846.45 and 38,246.54 is: 52,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.26 : 89,846.45 = 38,246.54 : x
  2. Step 2: Convert to fraction form
    65,104.26/89,846.45 = 38,246.54/x
  3. Step 3: Cross multiply
    65,104.26x = 89,846.45 × 38,246.54
  4. Step 4: Simplify right side
    65,104.26x = 3,436,315,203.32
  5. Step 5: Solve for x
    x = 3,436,315,203.32/65,104.26
  6. Step 6: Final answer
    x = 52,781.73

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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.