Home / 238,766.94-329,486.13-131,334.21

Finding the Fourth Proportional to 238,766.94, 329,486.13 and 131,334.21

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Solution

The fourth proportional to 238,766.94, 329,486.13 and 131,334.21 is: 181,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,766.94 : 329,486.13 = 131,334.21 : x
  2. Step 2: Convert to fraction form
    238,766.94/329,486.13 = 131,334.21/x
  3. Step 3: Cross multiply
    238,766.94x = 329,486.13 × 131,334.21
  4. Step 4: Simplify right side
    238,766.94x = 43,272,800,589.51
  5. Step 5: Solve for x
    x = 43,272,800,589.51/238,766.94
  6. Step 6: Final answer
    x = 181,234.47

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1.5x scale

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.