Home / 213,852.22-295,129.76-123,206.54

Finding the Fourth Proportional to 213,852.22, 295,129.76 and 123,206.54

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Solution

The fourth proportional to 213,852.22, 295,129.76 and 123,206.54 is: 170,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,852.22 : 295,129.76 = 123,206.54 : x
  2. Step 2: Convert to fraction form
    213,852.22/295,129.76 = 123,206.54/x
  3. Step 3: Cross multiply
    213,852.22x = 295,129.76 × 123,206.54
  4. Step 4: Simplify right side
    213,852.22x = 36,361,914,488.95
  5. Step 5: Solve for x
    x = 36,361,914,488.95/213,852.22
  6. Step 6: Final answer
    x = 170,032.91

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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.