Home / 238,685.41-329,388.29-131,256.24

Finding the Fourth Proportional to 238,685.41, 329,388.29 and 131,256.24

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Solution

The fourth proportional to 238,685.41, 329,388.29 and 131,256.24 is: 181,134.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,685.41 : 329,388.29 = 131,256.24 : x
  2. Step 2: Convert to fraction form
    238,685.41/329,388.29 = 131,256.24/x
  3. Step 3: Cross multiply
    238,685.41x = 329,388.29 × 131,256.24
  4. Step 4: Simplify right side
    238,685.41x = 43,234,268,445.43
  5. Step 5: Solve for x
    x = 43,234,268,445.43/238,685.41
  6. Step 6: Final answer
    x = 181,134.94

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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.