Home / 200,475.24-276,645.94-109,831.65

Finding the Fourth Proportional to 200,475.24, 276,645.94 and 109,831.65

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Solution

The fourth proportional to 200,475.24, 276,645.94 and 109,831.65 is: 151,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,475.24 : 276,645.94 = 109,831.65 : x
  2. Step 2: Convert to fraction form
    200,475.24/276,645.94 = 109,831.65/x
  3. Step 3: Cross multiply
    200,475.24x = 276,645.94 × 109,831.65
  4. Step 4: Simplify right side
    200,475.24x = 30,384,480,056.00
  5. Step 5: Solve for x
    x = 30,384,480,056.00/200,475.24
  6. Step 6: Final answer
    x = 151,562.26

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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.