Home / 192,772.76-266,026.38-107,889.82

Finding the Fourth Proportional to 192,772.76, 266,026.38 and 107,889.82

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Solution

The fourth proportional to 192,772.76, 266,026.38 and 107,889.82 is: 148,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,772.76 : 266,026.38 = 107,889.82 : x
  2. Step 2: Convert to fraction form
    192,772.76/266,026.38 = 107,889.82/x
  3. Step 3: Cross multiply
    192,772.76x = 266,026.38 × 107,889.82
  4. Step 4: Simplify right side
    192,772.76x = 28,701,538,680.20
  5. Step 5: Solve for x
    x = 28,701,538,680.20/192,772.76
  6. Step 6: Final answer
    x = 148,887.94

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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.