Home / 322,077.20-482,623.16-134,986.64

Finding the Fourth Proportional to 322,077.20, 482,623.16 and 134,986.64

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Solution

The fourth proportional to 322,077.20, 482,623.16 and 134,986.64 is: 202,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,077.20 : 482,623.16 = 134,986.64 : x
  2. Step 2: Convert to fraction form
    322,077.20/482,623.16 = 134,986.64/x
  3. Step 3: Cross multiply
    322,077.20x = 482,623.16 × 134,986.64
  4. Step 4: Simplify right side
    322,077.20x = 65,147,678,754.58
  5. Step 5: Solve for x
    x = 65,147,678,754.58/322,077.20
  6. Step 6: Final answer
    x = 202,273.49

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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.