Home / 253,927.22-350,418.57-139,206.50

Finding the Fourth Proportional to 253,927.22, 350,418.57 and 139,206.50

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Solution

The fourth proportional to 253,927.22, 350,418.57 and 139,206.50 is: 192,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,927.22 : 350,418.57 = 139,206.50 : x
  2. Step 2: Convert to fraction form
    253,927.22/350,418.57 = 139,206.50/x
  3. Step 3: Cross multiply
    253,927.22x = 350,418.57 × 139,206.50
  4. Step 4: Simplify right side
    253,927.22x = 48,780,542,664.71
  5. Step 5: Solve for x
    x = 48,780,542,664.71/253,927.22
  6. Step 6: Final answer
    x = 192,104.43

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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.