Home / 53,771.58-80,546.40-31,517.37

Finding the Fourth Proportional to 53,771.58, 80,546.40 and 31,517.37

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Solution

The fourth proportional to 53,771.58, 80,546.40 and 31,517.37 is: 47,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,771.58 : 80,546.40 = 31,517.37 : x
  2. Step 2: Convert to fraction form
    53,771.58/80,546.40 = 31,517.37/x
  3. Step 3: Cross multiply
    53,771.58x = 80,546.40 × 31,517.37
  4. Step 4: Simplify right side
    53,771.58x = 2,538,610,690.97
  5. Step 5: Solve for x
    x = 2,538,610,690.97/53,771.58
  6. Step 6: Final answer
    x = 47,211.01

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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.