Home / 187,196.44-280,846.98-108,166.36

Finding the Fourth Proportional to 187,196.44, 280,846.98 and 108,166.36

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Solution

The fourth proportional to 187,196.44, 280,846.98 and 108,166.36 is: 162,279.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,196.44 : 280,846.98 = 108,166.36 : x
  2. Step 2: Convert to fraction form
    187,196.44/280,846.98 = 108,166.36/x
  3. Step 3: Cross multiply
    187,196.44x = 280,846.98 × 108,166.36
  4. Step 4: Simplify right side
    187,196.44x = 30,378,195,543.59
  5. Step 5: Solve for x
    x = 30,378,195,543.59/187,196.44
  6. Step 6: Final answer
    x = 162,279.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.