Home / 172,910.25-238,812.98-116,223.21

Finding the Fourth Proportional to 172,910.25, 238,812.98 and 116,223.21

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Solution

The fourth proportional to 172,910.25, 238,812.98 and 116,223.21 is: 160,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,910.25 : 238,812.98 = 116,223.21 : x
  2. Step 2: Convert to fraction form
    172,910.25/238,812.98 = 116,223.21/x
  3. Step 3: Cross multiply
    172,910.25x = 238,812.98 × 116,223.21
  4. Step 4: Simplify right side
    172,910.25x = 27,755,610,544.15
  5. Step 5: Solve for x
    x = 27,755,610,544.15/172,910.25
  6. Step 6: Final answer
    x = 160,520.33

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1.5x scale

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.