Home / 94,009.10-140,999.72-27,431.33

Finding the Fourth Proportional to 94,009.10, 140,999.72 and 27,431.33

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Solution

The fourth proportional to 94,009.10, 140,999.72 and 27,431.33 is: 41,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,009.10 : 140,999.72 = 27,431.33 : x
  2. Step 2: Convert to fraction form
    94,009.10/140,999.72 = 27,431.33/x
  3. Step 3: Cross multiply
    94,009.10x = 140,999.72 × 27,431.33
  4. Step 4: Simplify right side
    94,009.10x = 3,867,809,007.07
  5. Step 5: Solve for x
    x = 3,867,809,007.07/94,009.10
  6. Step 6: Final answer
    x = 41,142.92

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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.