Home / 75,761.93-113,618.30-35,774.73

Finding the Fourth Proportional to 75,761.93, 113,618.30 and 35,774.73

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Solution

The fourth proportional to 75,761.93, 113,618.30 and 35,774.73 is: 53,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,761.93 : 113,618.30 = 35,774.73 : x
  2. Step 2: Convert to fraction form
    75,761.93/113,618.30 = 35,774.73/x
  3. Step 3: Cross multiply
    75,761.93x = 113,618.30 × 35,774.73
  4. Step 4: Simplify right side
    75,761.93x = 4,064,663,826.69
  5. Step 5: Solve for x
    x = 4,064,663,826.69/75,761.93
  6. Step 6: Final answer
    x = 53,650.48

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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.