Home / 184,899.45-255,080.21-108,379.76

Finding the Fourth Proportional to 184,899.45, 255,080.21 and 108,379.76

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Solution

The fourth proportional to 184,899.45, 255,080.21 and 108,379.76 is: 149,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,899.45 : 255,080.21 = 108,379.76 : x
  2. Step 2: Convert to fraction form
    184,899.45/255,080.21 = 108,379.76/x
  3. Step 3: Cross multiply
    184,899.45x = 255,080.21 × 108,379.76
  4. Step 4: Simplify right side
    184,899.45x = 27,645,531,940.55
  5. Step 5: Solve for x
    x = 27,645,531,940.55/184,899.45
  6. Step 6: Final answer
    x = 149,516.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.