Home / 73,255.22-109,583.08-55,352.81

Finding the Fourth Proportional to 73,255.22, 109,583.08 and 55,352.81

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Solution

The fourth proportional to 73,255.22, 109,583.08 and 55,352.81 is: 82,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,255.22 : 109,583.08 = 55,352.81 : x
  2. Step 2: Convert to fraction form
    73,255.22/109,583.08 = 55,352.81/x
  3. Step 3: Cross multiply
    73,255.22x = 109,583.08 × 55,352.81
  4. Step 4: Simplify right side
    73,255.22x = 6,065,730,581.78
  5. Step 5: Solve for x
    x = 6,065,730,581.78/73,255.22
  6. Step 6: Final answer
    x = 82,802.71

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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.