Home / 220,120.30-303,767.40-119,518.30

Finding the Fourth Proportional to 220,120.30, 303,767.40 and 119,518.30

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Solution

The fourth proportional to 220,120.30, 303,767.40 and 119,518.30 is: 164,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,120.30 : 303,767.40 = 119,518.30 : x
  2. Step 2: Convert to fraction form
    220,120.30/303,767.40 = 119,518.30/x
  3. Step 3: Cross multiply
    220,120.30x = 303,767.40 × 119,518.30
  4. Step 4: Simplify right side
    220,120.30x = 36,305,763,243.42
  5. Step 5: Solve for x
    x = 36,305,763,243.42/220,120.30
  6. Step 6: Final answer
    x = 164,936.01

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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.