Home / 240,232.52-331,553.94-138,255.96

Finding the Fourth Proportional to 240,232.52, 331,553.94 and 138,255.96

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Solution

The fourth proportional to 240,232.52, 331,553.94 and 138,255.96 is: 190,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,232.52 : 331,553.94 = 138,255.96 : x
  2. Step 2: Convert to fraction form
    240,232.52/331,553.94 = 138,255.96/x
  3. Step 3: Cross multiply
    240,232.52x = 331,553.94 × 138,255.96
  4. Step 4: Simplify right side
    240,232.52x = 45,839,308,266.48
  5. Step 5: Solve for x
    x = 45,839,308,266.48/240,232.52
  6. Step 6: Final answer
    x = 190,812.25

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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.