Home / 84,301.93-126,523.83-42,169.37

Finding the Fourth Proportional to 84,301.93, 126,523.83 and 42,169.37

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Solution

The fourth proportional to 84,301.93, 126,523.83 and 42,169.37 is: 63,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,301.93 : 126,523.83 = 42,169.37 : x
  2. Step 2: Convert to fraction form
    84,301.93/126,523.83 = 42,169.37/x
  3. Step 3: Cross multiply
    84,301.93x = 126,523.83 × 42,169.37
  4. Step 4: Simplify right side
    84,301.93x = 5,335,430,201.09
  5. Step 5: Solve for x
    x = 5,335,430,201.09/84,301.93
  6. Step 6: Final answer
    x = 63,289.54

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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.