Home / 193,269.49-266,714.10-107,230.06

Finding the Fourth Proportional to 193,269.49, 266,714.10 and 107,230.06

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Solution

The fourth proportional to 193,269.49, 266,714.10 and 107,230.06 is: 147,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,269.49 : 266,714.10 = 107,230.06 : x
  2. Step 2: Convert to fraction form
    193,269.49/266,714.10 = 107,230.06/x
  3. Step 3: Cross multiply
    193,269.49x = 266,714.10 × 107,230.06
  4. Step 4: Simplify right side
    193,269.49x = 28,599,768,945.85
  5. Step 5: Solve for x
    x = 28,599,768,945.85/193,269.49
  6. Step 6: Final answer
    x = 147,978.71

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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.