Home / 259,730.24-358,433.33-143,443.35

Finding the Fourth Proportional to 259,730.24, 358,433.33 and 143,443.35

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Solution

The fourth proportional to 259,730.24, 358,433.33 and 143,443.35 is: 197,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,730.24 : 358,433.33 = 143,443.35 : x
  2. Step 2: Convert to fraction form
    259,730.24/358,433.33 = 143,443.35/x
  3. Step 3: Cross multiply
    259,730.24x = 358,433.33 × 143,443.35
  4. Step 4: Simplify right side
    259,730.24x = 51,414,876,889.64
  5. Step 5: Solve for x
    x = 51,414,876,889.64/259,730.24
  6. Step 6: Final answer
    x = 197,954.92

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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.