Home / 252,669.57-348,644.28-145,218.85

Finding the Fourth Proportional to 252,669.57, 348,644.28 and 145,218.85

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Solution

The fourth proportional to 252,669.57, 348,644.28 and 145,218.85 is: 200,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,669.57 : 348,644.28 = 145,218.85 : x
  2. Step 2: Convert to fraction form
    252,669.57/348,644.28 = 145,218.85/x
  3. Step 3: Cross multiply
    252,669.57x = 348,644.28 × 145,218.85
  4. Step 4: Simplify right side
    252,669.57x = 50,629,721,400.68
  5. Step 5: Solve for x
    x = 50,629,721,400.68/252,669.57
  6. Step 6: Final answer
    x = 200,379.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.