Home / 223,871.05-335,831.18-111,579.54

Finding the Fourth Proportional to 223,871.05, 335,831.18 and 111,579.54

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Solution

The fourth proportional to 223,871.05, 335,831.18 and 111,579.54 is: 167,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,871.05 : 335,831.18 = 111,579.54 : x
  2. Step 2: Convert to fraction form
    223,871.05/335,831.18 = 111,579.54/x
  3. Step 3: Cross multiply
    223,871.05x = 335,831.18 × 111,579.54
  4. Step 4: Simplify right side
    223,871.05x = 37,471,888,021.43
  5. Step 5: Solve for x
    x = 37,471,888,021.43/223,871.05
  6. Step 6: Final answer
    x = 167,381.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.