Home / 238,455.49-329,076.66-131,029.38

Finding the Fourth Proportional to 238,455.49, 329,076.66 and 131,029.38

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Solution

The fourth proportional to 238,455.49, 329,076.66 and 131,029.38 is: 180,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,455.49 : 329,076.66 = 131,029.38 : x
  2. Step 2: Convert to fraction form
    238,455.49/329,076.66 = 131,029.38/x
  3. Step 3: Cross multiply
    238,455.49x = 329,076.66 × 131,029.38
  4. Step 4: Simplify right side
    238,455.49x = 43,118,710,732.27
  5. Step 5: Solve for x
    x = 43,118,710,732.27/238,455.49
  6. Step 6: Final answer
    x = 180,824.99

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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.