Home / 246,138.12-369,874.22-133,901.28

Finding the Fourth Proportional to 246,138.12, 369,874.22 and 133,901.28

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Solution

The fourth proportional to 246,138.12, 369,874.22 and 133,901.28 is: 201,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,138.12 : 369,874.22 = 133,901.28 : x
  2. Step 2: Convert to fraction form
    246,138.12/369,874.22 = 133,901.28/x
  3. Step 3: Cross multiply
    246,138.12x = 369,874.22 × 133,901.28
  4. Step 4: Simplify right side
    246,138.12x = 49,526,631,497.00
  5. Step 5: Solve for x
    x = 49,526,631,497.00/246,138.12
  6. Step 6: Final answer
    x = 201,214.80

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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.