Home / 106,144.33-159,211.28-39,579.25

Finding the Fourth Proportional to 106,144.33, 159,211.28 and 39,579.25

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Solution

The fourth proportional to 106,144.33, 159,211.28 and 39,579.25 is: 59,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,144.33 : 159,211.28 = 39,579.25 : x
  2. Step 2: Convert to fraction form
    106,144.33/159,211.28 = 39,579.25/x
  3. Step 3: Cross multiply
    106,144.33x = 159,211.28 × 39,579.25
  4. Step 4: Simplify right side
    106,144.33x = 6,301,463,351.90
  5. Step 5: Solve for x
    x = 6,301,463,351.90/106,144.33
  6. Step 6: Final answer
    x = 59,366.93

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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.