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Finding the Fourth Proportional to 219,610.88, 303,063 and 119,008.88

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Solution

The fourth proportional to 219,610.88, 303,063 and 119,008.88 is: 164,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,610.88 : 303,063 = 119,008.88 : x
  2. Step 2: Convert to fraction form
    219,610.88/303,063 = 119,008.88/x
  3. Step 3: Cross multiply
    219,610.88x = 303,063 × 119,008.88
  4. Step 4: Simplify right side
    219,610.88x = 36,067,188,199.44
  5. Step 5: Solve for x
    x = 36,067,188,199.44/219,610.88
  6. Step 6: Final answer
    x = 164,232.25

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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.