Home / 73,140.03-109,725.39-41,564.70

Finding the Fourth Proportional to 73,140.03, 109,725.39 and 41,564.70

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Solution

The fourth proportional to 73,140.03, 109,725.39 and 41,564.70 is: 62,355.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,140.03 : 109,725.39 = 41,564.70 : x
  2. Step 2: Convert to fraction form
    73,140.03/109,725.39 = 41,564.70/x
  3. Step 3: Cross multiply
    73,140.03x = 109,725.39 × 41,564.70
  4. Step 4: Simplify right side
    73,140.03x = 4,560,702,917.73
  5. Step 5: Solve for x
    x = 4,560,702,917.73/73,140.03
  6. Step 6: Final answer
    x = 62,355.77

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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.