Home / 73,638.73-101,615.40-41,371.57

Finding the Fourth Proportional to 73,638.73, 101,615.40 and 41,371.57

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Solution

The fourth proportional to 73,638.73, 101,615.40 and 41,371.57 is: 57,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,638.73 : 101,615.40 = 41,371.57 : x
  2. Step 2: Convert to fraction form
    73,638.73/101,615.40 = 41,371.57/x
  3. Step 3: Cross multiply
    73,638.73x = 101,615.40 × 41,371.57
  4. Step 4: Simplify right side
    73,638.73x = 4,203,988,380.14
  5. Step 5: Solve for x
    x = 4,203,988,380.14/73,638.73
  6. Step 6: Final answer
    x = 57,089.37

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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.