Home / 339,832.08-509,809.41-140,041.26

Finding the Fourth Proportional to 339,832.08, 509,809.41 and 140,041.26

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Solution

The fourth proportional to 339,832.08, 509,809.41 and 140,041.26 is: 210,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,832.08 : 509,809.41 = 140,041.26 : x
  2. Step 2: Convert to fraction form
    339,832.08/509,809.41 = 140,041.26/x
  3. Step 3: Cross multiply
    339,832.08x = 509,809.41 × 140,041.26
  4. Step 4: Simplify right side
    339,832.08x = 71,394,352,136.26
  5. Step 5: Solve for x
    x = 71,394,352,136.26/339,832.08
  6. Step 6: Final answer
    x = 210,087.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.