Home / 238,798.37-329,528.75-131,351.06

Finding the Fourth Proportional to 238,798.37, 329,528.75 and 131,351.06

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Solution

The fourth proportional to 238,798.37, 329,528.75 and 131,351.06 is: 181,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,798.37 : 329,528.75 = 131,351.06 : x
  2. Step 2: Convert to fraction form
    238,798.37/329,528.75 = 131,351.06/x
  3. Step 3: Cross multiply
    238,798.37x = 329,528.75 × 131,351.06
  4. Step 4: Simplify right side
    238,798.37x = 43,283,948,308.58
  5. Step 5: Solve for x
    x = 43,283,948,308.58/238,798.37
  6. Step 6: Final answer
    x = 181,257.31

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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.