Home / 72,788.06-109,183.44-22,867.22

Finding the Fourth Proportional to 72,788.06, 109,183.44 and 22,867.22

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Solution

The fourth proportional to 72,788.06, 109,183.44 and 22,867.22 is: 34,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,788.06 : 109,183.44 = 22,867.22 : x
  2. Step 2: Convert to fraction form
    72,788.06/109,183.44 = 22,867.22/x
  3. Step 3: Cross multiply
    72,788.06x = 109,183.44 × 22,867.22
  4. Step 4: Simplify right side
    72,788.06x = 2,496,721,742.84
  5. Step 5: Solve for x
    x = 2,496,721,742.84/72,788.06
  6. Step 6: Final answer
    x = 34,301.25

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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.