Home / 192,231.41-265,270.86-107,346.65

Finding the Fourth Proportional to 192,231.41, 265,270.86 and 107,346.65

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Solution

The fourth proportional to 192,231.41, 265,270.86 and 107,346.65 is: 148,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,231.41 : 265,270.86 = 107,346.65 : x
  2. Step 2: Convert to fraction form
    192,231.41/265,270.86 = 107,346.65/x
  3. Step 3: Cross multiply
    192,231.41x = 265,270.86 × 107,346.65
  4. Step 4: Simplify right side
    192,231.41x = 28,475,936,837.26
  5. Step 5: Solve for x
    x = 28,475,936,837.26/192,231.41
  6. Step 6: Final answer
    x = 148,133.64

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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.