Home / 67,831.33-101,751.87-17,910.93

Finding the Fourth Proportional to 67,831.33, 101,751.87 and 17,910.93

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Solution

The fourth proportional to 67,831.33, 101,751.87 and 17,910.93 is: 26,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831.33 : 101,751.87 = 17,910.93 : x
  2. Step 2: Convert to fraction form
    67,831.33/101,751.87 = 17,910.93/x
  3. Step 3: Cross multiply
    67,831.33x = 101,751.87 × 17,910.93
  4. Step 4: Simplify right side
    67,831.33x = 1,822,470,620.94
  5. Step 5: Solve for x
    x = 1,822,470,620.94/67,831.33
  6. Step 6: Final answer
    x = 26,867.68

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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.