Home / 213,787.57-295,006.75-144,736.56

Finding the Fourth Proportional to 213,787.57, 295,006.75 and 144,736.56

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Solution

The fourth proportional to 213,787.57, 295,006.75 and 144,736.56 is: 199,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,787.57 : 295,006.75 = 144,736.56 : x
  2. Step 2: Convert to fraction form
    213,787.57/295,006.75 = 144,736.56/x
  3. Step 3: Cross multiply
    213,787.57x = 295,006.75 × 144,736.56
  4. Step 4: Simplify right side
    213,787.57x = 42,698,263,511.96
  5. Step 5: Solve for x
    x = 42,698,263,511.96/213,787.57
  6. Step 6: Final answer
    x = 199,722.86

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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.