Home / 312,016.51-468,083.22-125,042.59

Finding the Fourth Proportional to 312,016.51, 468,083.22 and 125,042.59

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Solution

The fourth proportional to 312,016.51, 468,083.22 and 125,042.59 is: 187,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,016.51 : 468,083.22 = 125,042.59 : x
  2. Step 2: Convert to fraction form
    312,016.51/468,083.22 = 125,042.59/x
  3. Step 3: Cross multiply
    312,016.51x = 468,083.22 × 125,042.59
  4. Step 4: Simplify right side
    312,016.51x = 58,530,338,164.34
  5. Step 5: Solve for x
    x = 58,530,338,164.34/312,016.51
  6. Step 6: Final answer
    x = 187,587.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.