Home / 73,942.55-110,913.74-17,782.62

Finding the Fourth Proportional to 73,942.55, 110,913.74 and 17,782.62

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Solution

The fourth proportional to 73,942.55, 110,913.74 and 17,782.62 is: 26,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,942.55 : 110,913.74 = 17,782.62 : x
  2. Step 2: Convert to fraction form
    73,942.55/110,913.74 = 17,782.62/x
  3. Step 3: Cross multiply
    73,942.55x = 110,913.74 × 17,782.62
  4. Step 4: Simplify right side
    73,942.55x = 1,972,336,453.04
  5. Step 5: Solve for x
    x = 1,972,336,453.04/73,942.55
  6. Step 6: Final answer
    x = 26,673.90

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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.