Home / 88,771.88-122,505.18-48,485.73

Finding the Fourth Proportional to 88,771.88, 122,505.18 and 48,485.73

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Solution

The fourth proportional to 88,771.88, 122,505.18 and 48,485.73 is: 66,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,771.88 : 122,505.18 = 48,485.73 : x
  2. Step 2: Convert to fraction form
    88,771.88/122,505.18 = 48,485.73/x
  3. Step 3: Cross multiply
    88,771.88x = 122,505.18 × 48,485.73
  4. Step 4: Simplify right side
    88,771.88x = 5,939,753,081.08
  5. Step 5: Solve for x
    x = 5,939,753,081.08/88,771.88
  6. Step 6: Final answer
    x = 66,910.30

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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.