Home / 199,868.63-275,834.39-113,831.24

Finding the Fourth Proportional to 199,868.63, 275,834.39 and 113,831.24

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Solution

The fourth proportional to 199,868.63, 275,834.39 and 113,831.24 is: 157,096.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,868.63 : 275,834.39 = 113,831.24 : x
  2. Step 2: Convert to fraction form
    199,868.63/275,834.39 = 113,831.24/x
  3. Step 3: Cross multiply
    199,868.63x = 275,834.39 × 113,831.24
  4. Step 4: Simplify right side
    199,868.63x = 31,398,568,700.02
  5. Step 5: Solve for x
    x = 31,398,568,700.02/199,868.63
  6. Step 6: Final answer
    x = 157,096.04

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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.