Home / 95,311.51-143,144.92-83,917.39

Finding the Fourth Proportional to 95,311.51, 143,144.92 and 83,917.39

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Solution

The fourth proportional to 95,311.51, 143,144.92 and 83,917.39 is: 126,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,311.51 : 143,144.92 = 83,917.39 : x
  2. Step 2: Convert to fraction form
    95,311.51/143,144.92 = 83,917.39/x
  3. Step 3: Cross multiply
    95,311.51x = 143,144.92 × 83,917.39
  4. Step 4: Simplify right side
    95,311.51x = 12,012,348,496.19
  5. Step 5: Solve for x
    x = 12,012,348,496.19/95,311.51
  6. Step 6: Final answer
    x = 126,032.51

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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.