Home / 67,992.21-93,803.67-50,129.82

Finding the Fourth Proportional to 67,992.21, 93,803.67 and 50,129.82

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Solution

The fourth proportional to 67,992.21, 93,803.67 and 50,129.82 is: 69,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,992.21 : 93,803.67 = 50,129.82 : x
  2. Step 2: Convert to fraction form
    67,992.21/93,803.67 = 50,129.82/x
  3. Step 3: Cross multiply
    67,992.21x = 93,803.67 × 50,129.82
  4. Step 4: Simplify right side
    67,992.21x = 4,702,361,092.44
  5. Step 5: Solve for x
    x = 4,702,361,092.44/67,992.21
  6. Step 6: Final answer
    x = 69,160.29

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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.