Home / 141,348.70-195,095.01-80,954.29

Finding the Fourth Proportional to 141,348.70, 195,095.01 and 80,954.29

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Solution

The fourth proportional to 141,348.70, 195,095.01 and 80,954.29 is: 111,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,348.70 : 195,095.01 = 80,954.29 : x
  2. Step 2: Convert to fraction form
    141,348.70/195,095.01 = 80,954.29/x
  3. Step 3: Cross multiply
    141,348.70x = 195,095.01 × 80,954.29
  4. Step 4: Simplify right side
    141,348.70x = 15,793,778,017.09
  5. Step 5: Solve for x
    x = 15,793,778,017.09/141,348.70
  6. Step 6: Final answer
    x = 111,736.28

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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.