Home / 51,902.28-71,630.44-31,772.46

Finding the Fourth Proportional to 51,902.28, 71,630.44 and 31,772.46

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Solution

The fourth proportional to 51,902.28, 71,630.44 and 31,772.46 is: 43,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.28 : 71,630.44 = 31,772.46 : x
  2. Step 2: Convert to fraction form
    51,902.28/71,630.44 = 31,772.46/x
  3. Step 3: Cross multiply
    51,902.28x = 71,630.44 × 31,772.46
  4. Step 4: Simplify right side
    51,902.28x = 2,275,875,289.68
  5. Step 5: Solve for x
    x = 2,275,875,289.68/51,902.28
  6. Step 6: Final answer
    x = 43,849.24

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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.