Home / 213,869.23-295,106.49-123,207.46

Finding the Fourth Proportional to 213,869.23, 295,106.49 and 123,207.46

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Solution

The fourth proportional to 213,869.23, 295,106.49 and 123,207.46 is: 170,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,869.23 : 295,106.49 = 123,207.46 : x
  2. Step 2: Convert to fraction form
    213,869.23/295,106.49 = 123,207.46/x
  3. Step 3: Cross multiply
    213,869.23x = 295,106.49 × 123,207.46
  4. Step 4: Simplify right side
    213,869.23x = 36,359,320,324.65
  5. Step 5: Solve for x
    x = 36,359,320,324.65/213,869.23
  6. Step 6: Final answer
    x = 170,007.26

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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.