Home / 220,190.60-303,851.70-119,588.36

Finding the Fourth Proportional to 220,190.60, 303,851.70 and 119,588.36

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Solution

The fourth proportional to 220,190.60, 303,851.70 and 119,588.36 is: 165,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,190.60 : 303,851.70 = 119,588.36 : x
  2. Step 2: Convert to fraction form
    220,190.60/303,851.70 = 119,588.36/x
  3. Step 3: Cross multiply
    220,190.60x = 303,851.70 × 119,588.36
  4. Step 4: Simplify right side
    220,190.60x = 36,337,126,486.21
  5. Step 5: Solve for x
    x = 36,337,126,486.21/220,190.60
  6. Step 6: Final answer
    x = 165,025.78

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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.