Home / 179,146.26-247,232.30-102,689.03

Finding the Fourth Proportional to 179,146.26, 247,232.30 and 102,689.03

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Solution

The fourth proportional to 179,146.26, 247,232.30 and 102,689.03 is: 141,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,146.26 : 247,232.30 = 102,689.03 : x
  2. Step 2: Convert to fraction form
    179,146.26/247,232.30 = 102,689.03/x
  3. Step 3: Cross multiply
    179,146.26x = 247,232.30 × 102,689.03
  4. Step 4: Simplify right side
    179,146.26x = 25,388,045,176.30
  5. Step 5: Solve for x
    x = 25,388,045,176.30/179,146.26
  6. Step 6: Final answer
    x = 141,716.86

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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.