Home / 106,145.28-159,235.20-32,256

Finding the Fourth Proportional to 106,145.28, 159,235.20 and 32,256

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Solution

The fourth proportional to 106,145.28, 159,235.20 and 32,256 is: 48,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,145.28 : 159,235.20 = 32,256 : x
  2. Step 2: Convert to fraction form
    106,145.28/159,235.20 = 32,256/x
  3. Step 3: Cross multiply
    106,145.28x = 159,235.20 × 32,256
  4. Step 4: Simplify right side
    106,145.28x = 5,136,290,611.20
  5. Step 5: Solve for x
    x = 5,136,290,611.20/106,145.28
  6. Step 6: Final answer
    x = 48,389.25

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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.