Home / 75,260.21-112,906.95-25,338.66

Finding the Fourth Proportional to 75,260.21, 112,906.95 and 25,338.66

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Solution

The fourth proportional to 75,260.21, 112,906.95 and 25,338.66 is: 38,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,260.21 : 112,906.95 = 25,338.66 : x
  2. Step 2: Convert to fraction form
    75,260.21/112,906.95 = 25,338.66/x
  3. Step 3: Cross multiply
    75,260.21x = 112,906.95 × 25,338.66
  4. Step 4: Simplify right side
    75,260.21x = 2,860,910,299.27
  5. Step 5: Solve for x
    x = 2,860,910,299.27/75,260.21
  6. Step 6: Final answer
    x = 38,013.59

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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.