Home / 252,789.04-348,813.30-145,319.86

Finding the Fourth Proportional to 252,789.04, 348,813.30 and 145,319.86

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Solution

The fourth proportional to 252,789.04, 348,813.30 and 145,319.86 is: 200,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,789.04 : 348,813.30 = 145,319.86 : x
  2. Step 2: Convert to fraction form
    252,789.04/348,813.30 = 145,319.86/x
  3. Step 3: Cross multiply
    252,789.04x = 348,813.30 × 145,319.86
  4. Step 4: Simplify right side
    252,789.04x = 50,689,499,922.14
  5. Step 5: Solve for x
    x = 50,689,499,922.14/252,789.04
  6. Step 6: Final answer
    x = 200,520.96

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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.