Home / 179,385.53-247,553.30-102,907.97

Finding the Fourth Proportional to 179,385.53, 247,553.30 and 102,907.97

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Solution

The fourth proportional to 179,385.53, 247,553.30 and 102,907.97 is: 142,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,385.53 : 247,553.30 = 102,907.97 : x
  2. Step 2: Convert to fraction form
    179,385.53/247,553.30 = 102,907.97/x
  3. Step 3: Cross multiply
    179,385.53x = 247,553.30 × 102,907.97
  4. Step 4: Simplify right side
    179,385.53x = 25,475,205,817.49
  5. Step 5: Solve for x
    x = 25,475,205,817.49/179,385.53
  6. Step 6: Final answer
    x = 142,013.72

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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.