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Finding the Fourth Proportional to 220,127.49, 303,776.06 and 119,525.49

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Solution

The fourth proportional to 220,127.49, 303,776.06 and 119,525.49 is: 164,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,127.49 : 303,776.06 = 119,525.49 : x
  2. Step 2: Convert to fraction form
    220,127.49/303,776.06 = 119,525.49/x
  3. Step 3: Cross multiply
    220,127.49x = 303,776.06 × 119,525.49
  4. Step 4: Simplify right side
    220,127.49x = 36,308,981,824.14
  5. Step 5: Solve for x
    x = 36,308,981,824.14/220,127.49
  6. Step 6: Final answer
    x = 164,945.24

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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.