Home / 344,864.12-475,912.38-193,961

Finding the Fourth Proportional to 344,864.12, 475,912.38 and 193,961

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Solution

The fourth proportional to 344,864.12, 475,912.38 and 193,961 is: 267,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,864.12 : 475,912.38 = 193,961 : x
  2. Step 2: Convert to fraction form
    344,864.12/475,912.38 = 193,961/x
  3. Step 3: Cross multiply
    344,864.12x = 475,912.38 × 193,961
  4. Step 4: Simplify right side
    344,864.12x = 92,308,441,137.18
  5. Step 5: Solve for x
    x = 92,308,441,137.18/344,864.12
  6. Step 6: Final answer
    x = 267,666.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.