Home / 246,768.40-369,634.20-135,830.80

Finding the Fourth Proportional to 246,768.40, 369,634.20 and 135,830.80

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Solution

The fourth proportional to 246,768.40, 369,634.20 and 135,830.80 is: 203,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,768.40 : 369,634.20 = 135,830.80 : x
  2. Step 2: Convert to fraction form
    246,768.40/369,634.20 = 135,830.80/x
  3. Step 3: Cross multiply
    246,768.40x = 369,634.20 × 135,830.80
  4. Step 4: Simplify right side
    246,768.40x = 50,207,709,093.36
  5. Step 5: Solve for x
    x = 50,207,709,093.36/246,768.40
  6. Step 6: Final answer
    x = 203,460.85

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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.