Home / 106,086.42-159,128.55-27,199.44

Finding the Fourth Proportional to 106,086.42, 159,128.55 and 27,199.44

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Solution

The fourth proportional to 106,086.42, 159,128.55 and 27,199.44 is: 40,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,086.42 : 159,128.55 = 27,199.44 : x
  2. Step 2: Convert to fraction form
    106,086.42/159,128.55 = 27,199.44/x
  3. Step 3: Cross multiply
    106,086.42x = 159,128.55 × 27,199.44
  4. Step 4: Simplify right side
    106,086.42x = 4,328,207,448.01
  5. Step 5: Solve for x
    x = 4,328,207,448.01/106,086.42
  6. Step 6: Final answer
    x = 40,798.88

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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.