Home / 100,008.22-150,008.33-55,118.57

Finding the Fourth Proportional to 100,008.22, 150,008.33 and 55,118.57

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Solution

The fourth proportional to 100,008.22, 150,008.33 and 55,118.57 is: 82,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,008.22 : 150,008.33 = 55,118.57 : x
  2. Step 2: Convert to fraction form
    100,008.22/150,008.33 = 55,118.57/x
  3. Step 3: Cross multiply
    100,008.22x = 150,008.33 × 55,118.57
  4. Step 4: Simplify right side
    100,008.22x = 8,268,243,612.05
  5. Step 5: Solve for x
    x = 8,268,243,612.05/100,008.22
  6. Step 6: Final answer
    x = 82,675.64

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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.