Home / 106,141.82-159,213.60-38,722.14

Finding the Fourth Proportional to 106,141.82, 159,213.60 and 38,722.14

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Solution

The fourth proportional to 106,141.82, 159,213.60 and 38,722.14 is: 58,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,141.82 : 159,213.60 = 38,722.14 : x
  2. Step 2: Convert to fraction form
    106,141.82/159,213.60 = 38,722.14/x
  3. Step 3: Cross multiply
    106,141.82x = 159,213.60 × 38,722.14
  4. Step 4: Simplify right side
    106,141.82x = 6,165,091,309.10
  5. Step 5: Solve for x
    x = 6,165,091,309.10/106,141.82
  6. Step 6: Final answer
    x = 58,083.53

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1.5x scale

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.