Home / 213,889.82-295,199.03-123,228.14

Finding the Fourth Proportional to 213,889.82, 295,199.03 and 123,228.14

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Solution

The fourth proportional to 213,889.82, 295,199.03 and 123,228.14 is: 170,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,889.82 : 295,199.03 = 123,228.14 : x
  2. Step 2: Convert to fraction form
    213,889.82/295,199.03 = 123,228.14/x
  3. Step 3: Cross multiply
    213,889.82x = 295,199.03 × 123,228.14
  4. Step 4: Simplify right side
    213,889.82x = 36,376,826,228.78
  5. Step 5: Solve for x
    x = 36,376,826,228.78/213,889.82
  6. Step 6: Final answer
    x = 170,072.74

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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.