Home / 61,207.38-91,825.25-19,085.22

Finding the Fourth Proportional to 61,207.38, 91,825.25 and 19,085.22

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Solution

The fourth proportional to 61,207.38, 91,825.25 and 19,085.22 is: 28,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,207.38 : 91,825.25 = 19,085.22 : x
  2. Step 2: Convert to fraction form
    61,207.38/91,825.25 = 19,085.22/x
  3. Step 3: Cross multiply
    61,207.38x = 91,825.25 × 19,085.22
  4. Step 4: Simplify right side
    61,207.38x = 1,752,505,002.38
  5. Step 5: Solve for x
    x = 1,752,505,002.38/61,207.38
  6. Step 6: Final answer
    x = 28,632.25

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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.