Home / 51,706.54-71,383.44-31,292.43

Finding the Fourth Proportional to 51,706.54, 71,383.44 and 31,292.43

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Solution

The fourth proportional to 51,706.54, 71,383.44 and 31,292.43 is: 43,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.54 : 71,383.44 = 31,292.43 : x
  2. Step 2: Convert to fraction form
    51,706.54/71,383.44 = 31,292.43/x
  3. Step 3: Cross multiply
    51,706.54x = 71,383.44 × 31,292.43
  4. Step 4: Simplify right side
    51,706.54x = 2,233,761,299.36
  5. Step 5: Solve for x
    x = 2,233,761,299.36/51,706.54
  6. Step 6: Final answer
    x = 43,200.75

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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.