Home / 213,939.44-295,267.52-123,277.76

Finding the Fourth Proportional to 213,939.44, 295,267.52 and 123,277.76

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Solution

The fourth proportional to 213,939.44, 295,267.52 and 123,277.76 is: 170,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,939.44 : 295,267.52 = 123,277.76 : x
  2. Step 2: Convert to fraction form
    213,939.44/295,267.52 = 123,277.76/x
  3. Step 3: Cross multiply
    213,939.44x = 295,267.52 × 123,277.76
  4. Step 4: Simplify right side
    213,939.44x = 36,399,918,466.36
  5. Step 5: Solve for x
    x = 36,399,918,466.36/213,939.44
  6. Step 6: Final answer
    x = 170,141.23

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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.