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Finding the Fourth Proportional to 88,596.89, 122,261.50 and 48,311.44

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Solution

The fourth proportional to 88,596.89, 122,261.50 and 48,311.44 is: 66,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,596.89 : 122,261.50 = 48,311.44 : x
  2. Step 2: Convert to fraction form
    88,596.89/122,261.50 = 48,311.44/x
  3. Step 3: Cross multiply
    88,596.89x = 122,261.50 × 48,311.44
  4. Step 4: Simplify right side
    88,596.89x = 5,906,628,876.30
  5. Step 5: Solve for x
    x = 5,906,628,876.30/88,596.89
  6. Step 6: Final answer
    x = 66,668.58

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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.