Home / 220,004.80-303,606.96-119,403.04

Finding the Fourth Proportional to 220,004.80, 303,606.96 and 119,403.04

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Solution

The fourth proportional to 220,004.80, 303,606.96 and 119,403.04 is: 164,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,004.80 : 303,606.96 = 119,403.04 : x
  2. Step 2: Convert to fraction form
    220,004.80/303,606.96 = 119,403.04/x
  3. Step 3: Cross multiply
    220,004.80x = 303,606.96 × 119,403.04
  4. Step 4: Simplify right side
    220,004.80x = 36,251,593,989.16
  5. Step 5: Solve for x
    x = 36,251,593,989.16/220,004.80
  6. Step 6: Final answer
    x = 164,776.38

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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.