Home / 259,837.69-358,573.31-146,665.21

Finding the Fourth Proportional to 259,837.69, 358,573.31 and 146,665.21

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Solution

The fourth proportional to 259,837.69, 358,573.31 and 146,665.21 is: 202,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,837.69 : 358,573.31 = 146,665.21 : x
  2. Step 2: Convert to fraction form
    259,837.69/358,573.31 = 146,665.21/x
  3. Step 3: Cross multiply
    259,837.69x = 358,573.31 × 146,665.21
  4. Step 4: Simplify right side
    259,837.69x = 52,590,229,078.22
  5. Step 5: Solve for x
    x = 52,590,229,078.22/259,837.69
  6. Step 6: Final answer
    x = 202,396.46

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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.