Home / 252,842.75-348,933.61-145,412.87

Finding the Fourth Proportional to 252,842.75, 348,933.61 and 145,412.87

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Solution

The fourth proportional to 252,842.75, 348,933.61 and 145,412.87 is: 200,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,842.75 : 348,933.61 = 145,412.87 : x
  2. Step 2: Convert to fraction form
    252,842.75/348,933.61 = 145,412.87/x
  3. Step 3: Cross multiply
    252,842.75x = 348,933.61 × 145,412.87
  4. Step 4: Simplify right side
    252,842.75x = 50,739,437,251.46
  5. Step 5: Solve for x
    x = 50,739,437,251.46/252,842.75
  6. Step 6: Final answer
    x = 200,675.86

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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.