Home / 192,939.02-266,234.22-106,876.47

Finding the Fourth Proportional to 192,939.02, 266,234.22 and 106,876.47

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Solution

The fourth proportional to 192,939.02, 266,234.22 and 106,876.47 is: 147,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,939.02 : 266,234.22 = 106,876.47 : x
  2. Step 2: Convert to fraction form
    192,939.02/266,234.22 = 106,876.47/x
  3. Step 3: Cross multiply
    192,939.02x = 266,234.22 × 106,876.47
  4. Step 4: Simplify right side
    192,939.02x = 28,454,173,029.21
  5. Step 5: Solve for x
    x = 28,454,173,029.21/192,939.02
  6. Step 6: Final answer
    x = 147,477.55

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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.