Home / 240,131.06-331,352.63-132,694.68

Finding the Fourth Proportional to 240,131.06, 331,352.63 and 132,694.68

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Solution

The fourth proportional to 240,131.06, 331,352.63 and 132,694.68 is: 183,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,131.06 : 331,352.63 = 132,694.68 : x
  2. Step 2: Convert to fraction form
    240,131.06/331,352.63 = 132,694.68/x
  3. Step 3: Cross multiply
    240,131.06x = 331,352.63 × 132,694.68
  4. Step 4: Simplify right side
    240,131.06x = 43,968,730,541.54
  5. Step 5: Solve for x
    x = 43,968,730,541.54/240,131.06
  6. Step 6: Final answer
    x = 183,103.06

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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.