Home / 178,593.48-267,836.75-71,943.21

Finding the Fourth Proportional to 178,593.48, 267,836.75 and 71,943.21

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Solution

The fourth proportional to 178,593.48, 267,836.75 and 71,943.21 is: 107,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,593.48 : 267,836.75 = 71,943.21 : x
  2. Step 2: Convert to fraction form
    178,593.48/267,836.75 = 71,943.21/x
  3. Step 3: Cross multiply
    178,593.48x = 267,836.75 × 71,943.21
  4. Step 4: Simplify right side
    178,593.48x = 19,269,035,550.97
  5. Step 5: Solve for x
    x = 19,269,035,550.97/178,593.48
  6. Step 6: Final answer
    x = 107,893.28

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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.