Home / 238,714.24-329,419.08-131,284.28

Finding the Fourth Proportional to 238,714.24, 329,419.08 and 131,284.28

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Solution

The fourth proportional to 238,714.24, 329,419.08 and 131,284.28 is: 181,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,714.24 : 329,419.08 = 131,284.28 : x
  2. Step 2: Convert to fraction form
    238,714.24/329,419.08 = 131,284.28/x
  3. Step 3: Cross multiply
    238,714.24x = 329,419.08 × 131,284.28
  4. Step 4: Simplify right side
    238,714.24x = 43,247,546,736.06
  5. Step 5: Solve for x
    x = 43,247,546,736.06/238,714.24
  6. Step 6: Final answer
    x = 181,168.69

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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.