Home / 47,945.36-71,942.67-36,772.47

Finding the Fourth Proportional to 47,945.36, 71,942.67 and 36,772.47

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Solution

The fourth proportional to 47,945.36, 71,942.67 and 36,772.47 is: 55,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,945.36 : 71,942.67 = 36,772.47 : x
  2. Step 2: Convert to fraction form
    47,945.36/71,942.67 = 36,772.47/x
  3. Step 3: Cross multiply
    47,945.36x = 71,942.67 × 36,772.47
  4. Step 4: Simplify right side
    47,945.36x = 2,645,509,674.29
  5. Step 5: Solve for x
    x = 2,645,509,674.29/47,945.36
  6. Step 6: Final answer
    x = 55,177.60

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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.