Home / 53,052.85-73,188.39-31,795.21

Finding the Fourth Proportional to 53,052.85, 73,188.39 and 31,795.21

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Solution

The fourth proportional to 53,052.85, 73,188.39 and 31,795.21 is: 43,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,052.85 : 73,188.39 = 31,795.21 : x
  2. Step 2: Convert to fraction form
    53,052.85/73,188.39 = 31,795.21/x
  3. Step 3: Cross multiply
    53,052.85x = 73,188.39 × 31,795.21
  4. Step 4: Simplify right side
    53,052.85x = 2,327,040,229.61
  5. Step 5: Solve for x
    x = 2,327,040,229.61/53,052.85
  6. Step 6: Final answer
    x = 43,862.68

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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.