Home / 84,171.47-126,183.26-34,293.51

Finding the Fourth Proportional to 84,171.47, 126,183.26 and 34,293.51

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Solution

The fourth proportional to 84,171.47, 126,183.26 and 34,293.51 is: 51,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,171.47 : 126,183.26 = 34,293.51 : x
  2. Step 2: Convert to fraction form
    84,171.47/126,183.26 = 34,293.51/x
  3. Step 3: Cross multiply
    84,171.47x = 126,183.26 × 34,293.51
  4. Step 4: Simplify right side
    84,171.47x = 4,327,266,974.38
  5. Step 5: Solve for x
    x = 4,327,266,974.38/84,171.47
  6. Step 6: Final answer
    x = 51,410.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.