Home / 106,136.28-159,170.52-35,045.68

Finding the Fourth Proportional to 106,136.28, 159,170.52 and 35,045.68

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Solution

The fourth proportional to 106,136.28, 159,170.52 and 35,045.68 is: 52,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,136.28 : 159,170.52 = 35,045.68 : x
  2. Step 2: Convert to fraction form
    106,136.28/159,170.52 = 35,045.68/x
  3. Step 3: Cross multiply
    106,136.28x = 159,170.52 × 35,045.68
  4. Step 4: Simplify right side
    106,136.28x = 5,578,239,109.35
  5. Step 5: Solve for x
    x = 5,578,239,109.35/106,136.28
  6. Step 6: Final answer
    x = 52,557.33

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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.