Home / 92,110.31-138,165.45-25,550.44

Finding the Fourth Proportional to 92,110.31, 138,165.45 and 25,550.44

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Solution

The fourth proportional to 92,110.31, 138,165.45 and 25,550.44 is: 38,325.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,110.31 : 138,165.45 = 25,550.44 : x
  2. Step 2: Convert to fraction form
    92,110.31/138,165.45 = 25,550.44/x
  3. Step 3: Cross multiply
    92,110.31x = 138,165.45 × 25,550.44
  4. Step 4: Simplify right side
    92,110.31x = 3,530,188,040.30
  5. Step 5: Solve for x
    x = 3,530,188,040.30/92,110.31
  6. Step 6: Final answer
    x = 38,325.66

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1.5x scale

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.