Home / 85,229.22-117,611.24-48,922.26

Finding the Fourth Proportional to 85,229.22, 117,611.24 and 48,922.26

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Solution

The fourth proportional to 85,229.22, 117,611.24 and 48,922.26 is: 67,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,229.22 : 117,611.24 = 48,922.26 : x
  2. Step 2: Convert to fraction form
    85,229.22/117,611.24 = 48,922.26/x
  3. Step 3: Cross multiply
    85,229.22x = 117,611.24 × 48,922.26
  4. Step 4: Simplify right side
    85,229.22x = 5,753,807,662.20
  5. Step 5: Solve for x
    x = 5,753,807,662.20/85,229.22
  6. Step 6: Final answer
    x = 67,509.80

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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.