Home / 193,322.48-266,778.09-107,285.27

Finding the Fourth Proportional to 193,322.48, 266,778.09 and 107,285.27

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Solution

The fourth proportional to 193,322.48, 266,778.09 and 107,285.27 is: 148,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,322.48 : 266,778.09 = 107,285.27 : x
  2. Step 2: Convert to fraction form
    193,322.48/266,778.09 = 107,285.27/x
  3. Step 3: Cross multiply
    193,322.48x = 266,778.09 × 107,285.27
  4. Step 4: Simplify right side
    193,322.48x = 28,621,358,081.84
  5. Step 5: Solve for x
    x = 28,621,358,081.84/193,322.48
  6. Step 6: Final answer
    x = 148,049.82

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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.