Home / 193,164.21-266,582.75-107,150.18

Finding the Fourth Proportional to 193,164.21, 266,582.75 and 107,150.18

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Solution

The fourth proportional to 193,164.21, 266,582.75 and 107,150.18 is: 147,876.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,164.21 : 266,582.75 = 107,150.18 : x
  2. Step 2: Convert to fraction form
    193,164.21/266,582.75 = 107,150.18/x
  3. Step 3: Cross multiply
    193,164.21x = 266,582.75 × 107,150.18
  4. Step 4: Simplify right side
    193,164.21x = 28,564,387,778.73
  5. Step 5: Solve for x
    x = 28,564,387,778.73/193,164.21
  6. Step 6: Final answer
    x = 147,876.19

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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.