Home / 335,742.75-503,614.20-111,042.90

Finding the Fourth Proportional to 335,742.75, 503,614.20 and 111,042.90

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Solution

The fourth proportional to 335,742.75, 503,614.20 and 111,042.90 is: 166,564.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,742.75 : 503,614.20 = 111,042.90 : x
  2. Step 2: Convert to fraction form
    335,742.75/503,614.20 = 111,042.90/x
  3. Step 3: Cross multiply
    335,742.75x = 503,614.20 × 111,042.90
  4. Step 4: Simplify right side
    335,742.75x = 55,922,781,249.18
  5. Step 5: Solve for x
    x = 55,922,781,249.18/335,742.75
  6. Step 6: Final answer
    x = 166,564.37

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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.