Home / 220,101.24-303,739.72-119,499.24

Finding the Fourth Proportional to 220,101.24, 303,739.72 and 119,499.24

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Solution

The fourth proportional to 220,101.24, 303,739.72 and 119,499.24 is: 164,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,101.24 : 303,739.72 = 119,499.24 : x
  2. Step 2: Convert to fraction form
    220,101.24/303,739.72 = 119,499.24/x
  3. Step 3: Cross multiply
    220,101.24x = 303,739.72 × 119,499.24
  4. Step 4: Simplify right side
    220,101.24x = 36,296,665,697.81
  5. Step 5: Solve for x
    x = 36,296,665,697.81/220,101.24
  6. Step 6: Final answer
    x = 164,908.96

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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.