Home / 362,136.30-543,204.45-162,463.20

Finding the Fourth Proportional to 362,136.30, 543,204.45 and 162,463.20

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Solution

The fourth proportional to 362,136.30, 543,204.45 and 162,463.20 is: 243,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,136.30 : 543,204.45 = 162,463.20 : x
  2. Step 2: Convert to fraction form
    362,136.30/543,204.45 = 162,463.20/x
  3. Step 3: Cross multiply
    362,136.30x = 543,204.45 × 162,463.20
  4. Step 4: Simplify right side
    362,136.30x = 88,250,733,201.24
  5. Step 5: Solve for x
    x = 88,250,733,201.24/362,136.30
  6. Step 6: Final answer
    x = 243,694.80

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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.