Home / 168,020.25-231,867.95-92,570.37

Finding the Fourth Proportional to 168,020.25, 231,867.95 and 92,570.37

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Solution

The fourth proportional to 168,020.25, 231,867.95 and 92,570.37 is: 127,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.25 : 231,867.95 = 92,570.37 : x
  2. Step 2: Convert to fraction form
    168,020.25/231,867.95 = 92,570.37/x
  3. Step 3: Cross multiply
    168,020.25x = 231,867.95 × 92,570.37
  4. Step 4: Simplify right side
    168,020.25x = 21,464,101,459.79
  5. Step 5: Solve for x
    x = 21,464,101,459.79/168,020.25
  6. Step 6: Final answer
    x = 127,747.11

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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.