Home / 193,470.59-266,976.39-107,425.15

Finding the Fourth Proportional to 193,470.59, 266,976.39 and 107,425.15

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Solution

The fourth proportional to 193,470.59, 266,976.39 and 107,425.15 is: 148,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,470.59 : 266,976.39 = 107,425.15 : x
  2. Step 2: Convert to fraction form
    193,470.59/266,976.39 = 107,425.15/x
  3. Step 3: Cross multiply
    193,470.59x = 266,976.39 × 107,425.15
  4. Step 4: Simplify right side
    193,470.59x = 28,679,978,742.21
  5. Step 5: Solve for x
    x = 28,679,978,742.21/193,470.59
  6. Step 6: Final answer
    x = 148,239.48

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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.