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Finding the Fourth Proportional to 219,963.94, 303,550.23 and 119,361.94

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Solution

The fourth proportional to 219,963.94, 303,550.23 and 119,361.94 is: 164,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,963.94 : 303,550.23 = 119,361.94 : x
  2. Step 2: Convert to fraction form
    219,963.94/303,550.23 = 119,361.94/x
  3. Step 3: Cross multiply
    219,963.94x = 303,550.23 × 119,361.94
  4. Step 4: Simplify right side
    219,963.94x = 36,232,344,028.98
  5. Step 5: Solve for x
    x = 36,232,344,028.98/219,963.94
  6. Step 6: Final answer
    x = 164,719.47

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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.