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Finding the Fourth Proportional to 219,997.88, 303,597.07 and 119,395.88

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Solution

The fourth proportional to 219,997.88, 303,597.07 and 119,395.88 is: 164,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,997.88 : 303,597.07 = 119,395.88 : x
  2. Step 2: Convert to fraction form
    219,997.88/303,597.07 = 119,395.88/x
  3. Step 3: Cross multiply
    219,997.88x = 303,597.07 × 119,395.88
  4. Step 4: Simplify right side
    219,997.88x = 36,248,237,521.60
  5. Step 5: Solve for x
    x = 36,248,237,521.60/219,997.88
  6. Step 6: Final answer
    x = 164,766.31

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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.