Home / 238,988.61-329,801.63-131,556.29

Finding the Fourth Proportional to 238,988.61, 329,801.63 and 131,556.29

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Solution

The fourth proportional to 238,988.61, 329,801.63 and 131,556.29 is: 181,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,988.61 : 329,801.63 = 131,556.29 : x
  2. Step 2: Convert to fraction form
    238,988.61/329,801.63 = 131,556.29/x
  3. Step 3: Cross multiply
    238,988.61x = 329,801.63 × 131,556.29
  4. Step 4: Simplify right side
    238,988.61x = 43,387,476,571.96
  5. Step 5: Solve for x
    x = 43,387,476,571.96/238,988.61
  6. Step 6: Final answer
    x = 181,546.21

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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.