Home / 73,221.19-109,840.44-25,826.39

Finding the Fourth Proportional to 73,221.19, 109,840.44 and 25,826.39

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Solution

The fourth proportional to 73,221.19, 109,840.44 and 25,826.39 is: 38,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,221.19 : 109,840.44 = 25,826.39 : x
  2. Step 2: Convert to fraction form
    73,221.19/109,840.44 = 25,826.39/x
  3. Step 3: Cross multiply
    73,221.19x = 109,840.44 × 25,826.39
  4. Step 4: Simplify right side
    73,221.19x = 2,836,782,582.29
  5. Step 5: Solve for x
    x = 2,836,782,582.29/73,221.19
  6. Step 6: Final answer
    x = 38,742.64

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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.