Home / 127,083.42-190,324.56-110,352.51

Finding the Fourth Proportional to 127,083.42, 190,324.56 and 110,352.51

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Solution

The fourth proportional to 127,083.42, 190,324.56 and 110,352.51 is: 165,267.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,083.42 : 190,324.56 = 110,352.51 : x
  2. Step 2: Convert to fraction form
    127,083.42/190,324.56 = 110,352.51/x
  3. Step 3: Cross multiply
    127,083.42x = 190,324.56 × 110,352.51
  4. Step 4: Simplify right side
    127,083.42x = 21,002,792,910.65
  5. Step 5: Solve for x
    x = 21,002,792,910.65/127,083.42
  6. Step 6: Final answer
    x = 165,267.77

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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.