Home / 220,004.75-303,606.60-119,402.75

Finding the Fourth Proportional to 220,004.75, 303,606.60 and 119,402.75

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Solution

The fourth proportional to 220,004.75, 303,606.60 and 119,402.75 is: 164,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,004.75 : 303,606.60 = 119,402.75 : x
  2. Step 2: Convert to fraction form
    220,004.75/303,606.60 = 119,402.75/x
  3. Step 3: Cross multiply
    220,004.75x = 303,606.60 × 119,402.75
  4. Step 4: Simplify right side
    220,004.75x = 36,251,462,958.15
  5. Step 5: Solve for x
    x = 36,251,462,958.15/220,004.75
  6. Step 6: Final answer
    x = 164,775.82

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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.