Home / 55,034.43-75,946.05-31,163.37

Finding the Fourth Proportional to 55,034.43, 75,946.05 and 31,163.37

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Solution

The fourth proportional to 55,034.43, 75,946.05 and 31,163.37 is: 43,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,034.43 : 75,946.05 = 31,163.37 : x
  2. Step 2: Convert to fraction form
    55,034.43/75,946.05 = 31,163.37/x
  3. Step 3: Cross multiply
    55,034.43x = 75,946.05 × 31,163.37
  4. Step 4: Simplify right side
    55,034.43x = 2,366,734,856.19
  5. Step 5: Solve for x
    x = 2,366,734,856.19/55,034.43
  6. Step 6: Final answer
    x = 43,004.62

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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.