Home / 258,946.43-357,344.97-144,226.43

Finding the Fourth Proportional to 258,946.43, 357,344.97 and 144,226.43

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Solution

The fourth proportional to 258,946.43, 357,344.97 and 144,226.43 is: 199,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,946.43 : 357,344.97 = 144,226.43 : x
  2. Step 2: Convert to fraction form
    258,946.43/357,344.97 = 144,226.43/x
  3. Step 3: Cross multiply
    258,946.43x = 357,344.97 × 144,226.43
  4. Step 4: Simplify right side
    258,946.43x = 51,538,590,324.09
  5. Step 5: Solve for x
    x = 51,538,590,324.09/258,946.43
  6. Step 6: Final answer
    x = 199,031.86

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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.