Home / 252,832.12-348,918.50-145,402.12

Finding the Fourth Proportional to 252,832.12, 348,918.50 and 145,402.12

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Solution

The fourth proportional to 252,832.12, 348,918.50 and 145,402.12 is: 200,660.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,832.12 : 348,918.50 = 145,402.12 : x
  2. Step 2: Convert to fraction form
    252,832.12/348,918.50 = 145,402.12/x
  3. Step 3: Cross multiply
    252,832.12x = 348,918.50 × 145,402.12
  4. Step 4: Simplify right side
    252,832.12x = 50,733,490,406.87
  5. Step 5: Solve for x
    x = 50,733,490,406.87/252,832.12
  6. Step 6: Final answer
    x = 200,660.78

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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.