Home / 238,441.32-329,049.20-131,018.31

Finding the Fourth Proportional to 238,441.32, 329,049.20 and 131,018.31

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Solution

The fourth proportional to 238,441.32, 329,049.20 and 131,018.31 is: 180,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,441.32 : 329,049.20 = 131,018.31 : x
  2. Step 2: Convert to fraction form
    238,441.32/329,049.20 = 131,018.31/x
  3. Step 3: Cross multiply
    238,441.32x = 329,049.20 × 131,018.31
  4. Step 4: Simplify right side
    238,441.32x = 43,111,470,418.40
  5. Step 5: Solve for x
    x = 43,111,470,418.40/238,441.32
  6. Step 6: Final answer
    x = 180,805.37

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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.