Home / 134,212.38-185,205.96-73,771.39

Finding the Fourth Proportional to 134,212.38, 185,205.96 and 73,771.39

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Solution

The fourth proportional to 134,212.38, 185,205.96 and 73,771.39 is: 101,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,212.38 : 185,205.96 = 73,771.39 : x
  2. Step 2: Convert to fraction form
    134,212.38/185,205.96 = 73,771.39/x
  3. Step 3: Cross multiply
    134,212.38x = 185,205.96 × 73,771.39
  4. Step 4: Simplify right side
    134,212.38x = 13,662,901,336.99
  5. Step 5: Solve for x
    x = 13,662,901,336.99/134,212.38
  6. Step 6: Final answer
    x = 101,800.61

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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.