Home / 173,128.26-259,679.42-60,809.46

Finding the Fourth Proportional to 173,128.26, 259,679.42 and 60,809.46

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Solution

The fourth proportional to 173,128.26, 259,679.42 and 60,809.46 is: 91,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,128.26 : 259,679.42 = 60,809.46 : x
  2. Step 2: Convert to fraction form
    173,128.26/259,679.42 = 60,809.46/x
  3. Step 3: Cross multiply
    173,128.26x = 259,679.42 × 60,809.46
  4. Step 4: Simplify right side
    173,128.26x = 15,790,964,999.27
  5. Step 5: Solve for x
    x = 15,790,964,999.27/173,128.26
  6. Step 6: Final answer
    x = 91,209.63

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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.