Home / 252,776.72-348,834.26-143,875.74

Finding the Fourth Proportional to 252,776.72, 348,834.26 and 143,875.74

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Solution

The fourth proportional to 252,776.72, 348,834.26 and 143,875.74 is: 198,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,776.72 : 348,834.26 = 143,875.74 : x
  2. Step 2: Convert to fraction form
    252,776.72/348,834.26 = 143,875.74/x
  3. Step 3: Cross multiply
    252,776.72x = 348,834.26 × 143,875.74
  4. Step 4: Simplify right side
    252,776.72x = 50,188,787,294.85
  5. Step 5: Solve for x
    x = 50,188,787,294.85/252,776.72
  6. Step 6: Final answer
    x = 198,549.88

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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.