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Finding the Fourth Proportional to 202,324.70, 303,815.10 and 146,556.20

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Solution

The fourth proportional to 202,324.70, 303,815.10 and 146,556.20 is: 220,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,324.70 : 303,815.10 = 146,556.20 : x
  2. Step 2: Convert to fraction form
    202,324.70/303,815.10 = 146,556.20/x
  3. Step 3: Cross multiply
    202,324.70x = 303,815.10 × 146,556.20
  4. Step 4: Simplify right side
    202,324.70x = 44,525,986,558.62
  5. Step 5: Solve for x
    x = 44,525,986,558.62/202,324.70
  6. Step 6: Final answer
    x = 220,071.93

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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.