Home / 188,426.57-260,040.24-107,852.22

Finding the Fourth Proportional to 188,426.57, 260,040.24 and 107,852.22

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Solution

The fourth proportional to 188,426.57, 260,040.24 and 107,852.22 is: 148,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,426.57 : 260,040.24 = 107,852.22 : x
  2. Step 2: Convert to fraction form
    188,426.57/260,040.24 = 107,852.22/x
  3. Step 3: Cross multiply
    188,426.57x = 260,040.24 × 107,852.22
  4. Step 4: Simplify right side
    188,426.57x = 28,045,917,173.33
  5. Step 5: Solve for x
    x = 28,045,917,173.33/188,426.57
  6. Step 6: Final answer
    x = 148,842.69

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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.