Home / 53,286.78-73,522.87-34,157.82

Finding the Fourth Proportional to 53,286.78, 73,522.87 and 34,157.82

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Solution

The fourth proportional to 53,286.78, 73,522.87 and 34,157.82 is: 47,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.78 : 73,522.87 = 34,157.82 : x
  2. Step 2: Convert to fraction form
    53,286.78/73,522.87 = 34,157.82/x
  3. Step 3: Cross multiply
    53,286.78x = 73,522.87 × 34,157.82
  4. Step 4: Simplify right side
    53,286.78x = 2,511,380,959.34
  5. Step 5: Solve for x
    x = 2,511,380,959.34/53,286.78
  6. Step 6: Final answer
    x = 47,129.53

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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.