Home / 73,986.96-102,101.64-41,725

Finding the Fourth Proportional to 73,986.96, 102,101.64 and 41,725

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Solution

The fourth proportional to 73,986.96, 102,101.64 and 41,725 is: 57,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986.96 : 102,101.64 = 41,725 : x
  2. Step 2: Convert to fraction form
    73,986.96/102,101.64 = 41,725/x
  3. Step 3: Cross multiply
    73,986.96x = 102,101.64 × 41,725
  4. Step 4: Simplify right side
    73,986.96x = 4,260,190,929
  5. Step 5: Solve for x
    x = 4,260,190,929/73,986.96
  6. Step 6: Final answer
    x = 57,580.29

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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.