Home / 135,576.46-203,355.78-46,831.24

Finding the Fourth Proportional to 135,576.46, 203,355.78 and 46,831.24

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Solution

The fourth proportional to 135,576.46, 203,355.78 and 46,831.24 is: 70,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,576.46 : 203,355.78 = 46,831.24 : x
  2. Step 2: Convert to fraction form
    135,576.46/203,355.78 = 46,831.24/x
  3. Step 3: Cross multiply
    135,576.46x = 203,355.78 × 46,831.24
  4. Step 4: Simplify right side
    135,576.46x = 9,523,403,338.57
  5. Step 5: Solve for x
    x = 9,523,403,338.57/135,576.46
  6. Step 6: Final answer
    x = 70,243.78

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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.