Home / 213,936.19-295,263.03-123,274.51

Finding the Fourth Proportional to 213,936.19, 295,263.03 and 123,274.51

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Solution

The fourth proportional to 213,936.19, 295,263.03 and 123,274.51 is: 170,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,936.19 : 295,263.03 = 123,274.51 : x
  2. Step 2: Convert to fraction form
    213,936.19/295,263.03 = 123,274.51/x
  3. Step 3: Cross multiply
    213,936.19x = 295,263.03 × 123,274.51
  4. Step 4: Simplify right side
    213,936.19x = 36,398,405,344.37
  5. Step 5: Solve for x
    x = 36,398,405,344.37/213,936.19
  6. Step 6: Final answer
    x = 170,136.74

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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.