Home / 246,774.40-369,643.20-135,836.80

Finding the Fourth Proportional to 246,774.40, 369,643.20 and 135,836.80

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Solution

The fourth proportional to 246,774.40, 369,643.20 and 135,836.80 is: 203,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,774.40 : 369,643.20 = 135,836.80 : x
  2. Step 2: Convert to fraction form
    246,774.40/369,643.20 = 135,836.80/x
  3. Step 3: Cross multiply
    246,774.40x = 369,643.20 × 135,836.80
  4. Step 4: Simplify right side
    246,774.40x = 50,211,149,429.76
  5. Step 5: Solve for x
    x = 50,211,149,429.76/246,774.40
  6. Step 6: Final answer
    x = 203,469.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.