Home / 254,072.31-350,625.96-139,355.66

Finding the Fourth Proportional to 254,072.31, 350,625.96 and 139,355.66

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Solution

The fourth proportional to 254,072.31, 350,625.96 and 139,355.66 is: 192,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,072.31 : 350,625.96 = 139,355.66 : x
  2. Step 2: Convert to fraction form
    254,072.31/350,625.96 = 139,355.66/x
  3. Step 3: Cross multiply
    254,072.31x = 350,625.96 × 139,355.66
  4. Step 4: Simplify right side
    254,072.31x = 48,861,710,315.80
  5. Step 5: Solve for x
    x = 48,861,710,315.80/254,072.31
  6. Step 6: Final answer
    x = 192,314.19

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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.