Home / 106,646.28-159,949.74-39,163.56

Finding the Fourth Proportional to 106,646.28, 159,949.74 and 39,163.56

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Solution

The fourth proportional to 106,646.28, 159,949.74 and 39,163.56 is: 58,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,646.28 : 159,949.74 = 39,163.56 : x
  2. Step 2: Convert to fraction form
    106,646.28/159,949.74 = 39,163.56/x
  3. Step 3: Cross multiply
    106,646.28x = 159,949.74 × 39,163.56
  4. Step 4: Simplify right side
    106,646.28x = 6,264,201,239.47
  5. Step 5: Solve for x
    x = 6,264,201,239.47/106,646.28
  6. Step 6: Final answer
    x = 58,738.11

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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.