Home / 202,982.20-303,890.10-124,250.20

Finding the Fourth Proportional to 202,982.20, 303,890.10 and 124,250.20

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Solution

The fourth proportional to 202,982.20, 303,890.10 and 124,250.20 is: 186,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,982.20 : 303,890.10 = 124,250.20 : x
  2. Step 2: Convert to fraction form
    202,982.20/303,890.10 = 124,250.20/x
  3. Step 3: Cross multiply
    202,982.20x = 303,890.10 × 124,250.20
  4. Step 4: Simplify right side
    202,982.20x = 37,758,405,703.02
  5. Step 5: Solve for x
    x = 37,758,405,703.02/202,982.20
  6. Step 6: Final answer
    x = 186,018.31

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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.