Home / 239,968.31-331,127.94-132,531.94

Finding the Fourth Proportional to 239,968.31, 331,127.94 and 132,531.94

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Solution

The fourth proportional to 239,968.31, 331,127.94 and 132,531.94 is: 182,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,968.31 : 331,127.94 = 132,531.94 : x
  2. Step 2: Convert to fraction form
    239,968.31/331,127.94 = 132,531.94/x
  3. Step 3: Cross multiply
    239,968.31x = 331,127.94 × 132,531.94
  4. Step 4: Simplify right side
    239,968.31x = 43,885,027,448.58
  5. Step 5: Solve for x
    x = 43,885,027,448.58/239,968.31
  6. Step 6: Final answer
    x = 182,878.43

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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.