Home / 193,383.06-266,864.43-107,336.98

Finding the Fourth Proportional to 193,383.06, 266,864.43 and 107,336.98

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Solution

The fourth proportional to 193,383.06, 266,864.43 and 107,336.98 is: 148,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,383.06 : 266,864.43 = 107,336.98 : x
  2. Step 2: Convert to fraction form
    193,383.06/266,864.43 = 107,336.98/x
  3. Step 3: Cross multiply
    193,383.06x = 266,864.43 × 107,336.98
  4. Step 4: Simplify right side
    193,383.06x = 28,644,421,985.62
  5. Step 5: Solve for x
    x = 28,644,421,985.62/193,383.06
  6. Step 6: Final answer
    x = 148,122.71

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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.