Home / 92,085.25-138,114.20-25,518.43

Finding the Fourth Proportional to 92,085.25, 138,114.20 and 25,518.43

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Solution

The fourth proportional to 92,085.25, 138,114.20 and 25,518.43 is: 38,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,085.25 : 138,114.20 = 25,518.43 : x
  2. Step 2: Convert to fraction form
    92,085.25/138,114.20 = 25,518.43/x
  3. Step 3: Cross multiply
    92,085.25x = 138,114.20 × 25,518.43
  4. Step 4: Simplify right side
    92,085.25x = 3,524,457,944.41
  5. Step 5: Solve for x
    x = 3,524,457,944.41/92,085.25
  6. Step 6: Final answer
    x = 38,273.86

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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.