Home / 90,669.08-136,003.44-24,109.22

Finding the Fourth Proportional to 90,669.08, 136,003.44 and 24,109.22

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Solution

The fourth proportional to 90,669.08, 136,003.44 and 24,109.22 is: 36,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,669.08 : 136,003.44 = 24,109.22 : x
  2. Step 2: Convert to fraction form
    90,669.08/136,003.44 = 24,109.22/x
  3. Step 3: Cross multiply
    90,669.08x = 136,003.44 × 24,109.22
  4. Step 4: Simplify right side
    90,669.08x = 3,278,936,855.72
  5. Step 5: Solve for x
    x = 3,278,936,855.72/90,669.08
  6. Step 6: Final answer
    x = 36,163.78

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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.