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Finding the Fourth Proportional to 220,014, 303,620.13 and 119,412

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Solution

The fourth proportional to 220,014, 303,620.13 and 119,412 is: 164,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,014 : 303,620.13 = 119,412 : x
  2. Step 2: Convert to fraction form
    220,014/303,620.13 = 119,412/x
  3. Step 3: Cross multiply
    220,014x = 303,620.13 × 119,412
  4. Step 4: Simplify right side
    220,014x = 36,255,886,963.56
  5. Step 5: Solve for x
    x = 36,255,886,963.56/220,014
  6. Step 6: Final answer
    x = 164,789.00

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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.