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Finding the Fourth Proportional to 219,994.84, 303,591.81 and 119,392.84

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Solution

The fourth proportional to 219,994.84, 303,591.81 and 119,392.84 is: 164,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,994.84 : 303,591.81 = 119,392.84 : x
  2. Step 2: Convert to fraction form
    219,994.84/303,591.81 = 119,392.84/x
  3. Step 3: Cross multiply
    219,994.84x = 303,591.81 × 119,392.84
  4. Step 4: Simplify right side
    219,994.84x = 36,246,688,396.64
  5. Step 5: Solve for x
    x = 36,246,688,396.64/219,994.84
  6. Step 6: Final answer
    x = 164,761.54

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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.