Home / 132,571.04-198,887.70-43,824.54

Finding the Fourth Proportional to 132,571.04, 198,887.70 and 43,824.54

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Solution

The fourth proportional to 132,571.04, 198,887.70 and 43,824.54 is: 65,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,571.04 : 198,887.70 = 43,824.54 : x
  2. Step 2: Convert to fraction form
    132,571.04/198,887.70 = 43,824.54/x
  3. Step 3: Cross multiply
    132,571.04x = 198,887.70 × 43,824.54
  4. Step 4: Simplify right side
    132,571.04x = 8,716,161,964.16
  5. Step 5: Solve for x
    x = 8,716,161,964.16/132,571.04
  6. Step 6: Final answer
    x = 65,747.10

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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.