Home / 219,989.44-303,586.40-119,387.52

Finding the Fourth Proportional to 219,989.44, 303,586.40 and 119,387.52

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Solution

The fourth proportional to 219,989.44, 303,586.40 and 119,387.52 is: 164,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,989.44 : 303,586.40 = 119,387.52 : x
  2. Step 2: Convert to fraction form
    219,989.44/303,586.40 = 119,387.52/x
  3. Step 3: Cross multiply
    219,989.44x = 303,586.40 × 119,387.52
  4. Step 4: Simplify right side
    219,989.44x = 36,244,427,401.73
  5. Step 5: Solve for x
    x = 36,244,427,401.73/219,989.44
  6. Step 6: Final answer
    x = 164,755.31

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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.