Home / 362,575.36-543,723.18-137,817.64

Finding the Fourth Proportional to 362,575.36, 543,723.18 and 137,817.64

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Solution

The fourth proportional to 362,575.36, 543,723.18 and 137,817.64 is: 206,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,575.36 : 543,723.18 = 137,817.64 : x
  2. Step 2: Convert to fraction form
    362,575.36/543,723.18 = 137,817.64/x
  3. Step 3: Cross multiply
    362,575.36x = 543,723.18 × 137,817.64
  4. Step 4: Simplify right side
    362,575.36x = 74,934,645,480.90
  5. Step 5: Solve for x
    x = 74,934,645,480.90/362,575.36
  6. Step 6: Final answer
    x = 206,673.30

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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.