Home / 362,640.93-543,944.79-126,002.13

Finding the Fourth Proportional to 362,640.93, 543,944.79 and 126,002.13

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Solution

The fourth proportional to 362,640.93, 543,944.79 and 126,002.13 is: 188,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,640.93 : 543,944.79 = 126,002.13 : x
  2. Step 2: Convert to fraction form
    362,640.93/543,944.79 = 126,002.13/x
  3. Step 3: Cross multiply
    362,640.93x = 543,944.79 × 126,002.13
  4. Step 4: Simplify right side
    362,640.93x = 68,538,202,142.40
  5. Step 5: Solve for x
    x = 68,538,202,142.40/362,640.93
  6. Step 6: Final answer
    x = 188,997.43

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1.5x scale

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.