Home / 92,086.37-138,129.03-23,697.86

Finding the Fourth Proportional to 92,086.37, 138,129.03 and 23,697.86

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Solution

The fourth proportional to 92,086.37, 138,129.03 and 23,697.86 is: 35,546.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,086.37 : 138,129.03 = 23,697.86 : x
  2. Step 2: Convert to fraction form
    92,086.37/138,129.03 = 23,697.86/x
  3. Step 3: Cross multiply
    92,086.37x = 138,129.03 × 23,697.86
  4. Step 4: Simplify right side
    92,086.37x = 3,273,361,724.23
  5. Step 5: Solve for x
    x = 3,273,361,724.23/92,086.37
  6. Step 6: Final answer
    x = 35,546.65

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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.