Home / 71,610.93-98,732.25-51,217.56

Finding the Fourth Proportional to 71,610.93, 98,732.25 and 51,217.56

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Solution

The fourth proportional to 71,610.93, 98,732.25 and 51,217.56 is: 70,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,610.93 : 98,732.25 = 51,217.56 : x
  2. Step 2: Convert to fraction form
    71,610.93/98,732.25 = 51,217.56/x
  3. Step 3: Cross multiply
    71,610.93x = 98,732.25 × 51,217.56
  4. Step 4: Simplify right side
    71,610.93x = 5,056,824,938.31
  5. Step 5: Solve for x
    x = 5,056,824,938.31/71,610.93
  6. Step 6: Final answer
    x = 70,615.27

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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.