Home / 104,313.74-156,429.66-36,831.38

Finding the Fourth Proportional to 104,313.74, 156,429.66 and 36,831.38

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Solution

The fourth proportional to 104,313.74, 156,429.66 and 36,831.38 is: 55,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,313.74 : 156,429.66 = 36,831.38 : x
  2. Step 2: Convert to fraction form
    104,313.74/156,429.66 = 36,831.38/x
  3. Step 3: Cross multiply
    104,313.74x = 156,429.66 × 36,831.38
  4. Step 4: Simplify right side
    104,313.74x = 5,761,520,250.73
  5. Step 5: Solve for x
    x = 5,761,520,250.73/104,313.74
  6. Step 6: Final answer
    x = 55,232.61

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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.