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Finding the Fourth Proportional to 220,101.26, 303,739.72 and 119,499.26

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Solution

The fourth proportional to 220,101.26, 303,739.72 and 119,499.26 is: 164,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,101.26 : 303,739.72 = 119,499.26 : x
  2. Step 2: Convert to fraction form
    220,101.26/303,739.72 = 119,499.26/x
  3. Step 3: Cross multiply
    220,101.26x = 303,739.72 × 119,499.26
  4. Step 4: Simplify right side
    220,101.26x = 36,296,671,772.61
  5. Step 5: Solve for x
    x = 36,296,671,772.61/220,101.26
  6. Step 6: Final answer
    x = 164,908.97

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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.