Home / 149,839.54-206,954.09-119,314.82

Finding the Fourth Proportional to 149,839.54, 206,954.09 and 119,314.82

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Solution

The fourth proportional to 149,839.54, 206,954.09 and 119,314.82 is: 164,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,839.54 : 206,954.09 = 119,314.82 : x
  2. Step 2: Convert to fraction form
    149,839.54/206,954.09 = 119,314.82/x
  3. Step 3: Cross multiply
    149,839.54x = 206,954.09 × 119,314.82
  4. Step 4: Simplify right side
    149,839.54x = 24,692,689,996.61
  5. Step 5: Solve for x
    x = 24,692,689,996.61/149,839.54
  6. Step 6: Final answer
    x = 164,794.22

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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.