Home / 120,826.26-181,196.22-45,926.46

Finding the Fourth Proportional to 120,826.26, 181,196.22 and 45,926.46

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Solution

The fourth proportional to 120,826.26, 181,196.22 and 45,926.46 is: 68,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,826.26 : 181,196.22 = 45,926.46 : x
  2. Step 2: Convert to fraction form
    120,826.26/181,196.22 = 45,926.46/x
  3. Step 3: Cross multiply
    120,826.26x = 181,196.22 × 45,926.46
  4. Step 4: Simplify right side
    120,826.26x = 8,321,700,949.98
  5. Step 5: Solve for x
    x = 8,321,700,949.98/120,826.26
  6. Step 6: Final answer
    x = 68,873.28

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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.