Home / 362,640.43-543,944.04-126,001.63

Finding the Fourth Proportional to 362,640.43, 543,944.04 and 126,001.63

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Solution

The fourth proportional to 362,640.43, 543,944.04 and 126,001.63 is: 188,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,640.43 : 543,944.04 = 126,001.63 : x
  2. Step 2: Convert to fraction form
    362,640.43/543,944.04 = 126,001.63/x
  3. Step 3: Cross multiply
    362,640.43x = 543,944.04 × 126,001.63
  4. Step 4: Simplify right side
    362,640.43x = 68,537,835,668.79
  5. Step 5: Solve for x
    x = 68,537,835,668.79/362,640.43
  6. Step 6: Final answer
    x = 188,996.68

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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.