Home / 68,503.27-102,558.07-50,613.61

Finding the Fourth Proportional to 68,503.27, 102,558.07 and 50,613.61

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Solution

The fourth proportional to 68,503.27, 102,558.07 and 50,613.61 is: 75,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,503.27 : 102,558.07 = 50,613.61 : x
  2. Step 2: Convert to fraction form
    68,503.27/102,558.07 = 50,613.61/x
  3. Step 3: Cross multiply
    68,503.27x = 102,558.07 × 50,613.61
  4. Step 4: Simplify right side
    68,503.27x = 5,190,834,157.33
  5. Step 5: Solve for x
    x = 5,190,834,157.33/68,503.27
  6. Step 6: Final answer
    x = 75,774.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.