Home / 225,977.80-311,848.51-124,004.97

Finding the Fourth Proportional to 225,977.80, 311,848.51 and 124,004.97

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Solution

The fourth proportional to 225,977.80, 311,848.51 and 124,004.97 is: 171,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,977.80 : 311,848.51 = 124,004.97 : x
  2. Step 2: Convert to fraction form
    225,977.80/311,848.51 = 124,004.97/x
  3. Step 3: Cross multiply
    225,977.80x = 311,848.51 × 124,004.97
  4. Step 4: Simplify right side
    225,977.80x = 38,670,765,127.09
  5. Step 5: Solve for x
    x = 38,670,765,127.09/225,977.80
  6. Step 6: Final answer
    x = 171,126.39

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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.