Home / 239,106.53-329,969.16-131,676.98

Finding the Fourth Proportional to 239,106.53, 329,969.16 and 131,676.98

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Solution

The fourth proportional to 239,106.53, 329,969.16 and 131,676.98 is: 181,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,106.53 : 329,969.16 = 131,676.98 : x
  2. Step 2: Convert to fraction form
    239,106.53/329,969.16 = 131,676.98/x
  3. Step 3: Cross multiply
    239,106.53x = 329,969.16 × 131,676.98
  4. Step 4: Simplify right side
    239,106.53x = 43,449,342,481.94
  5. Step 5: Solve for x
    x = 43,449,342,481.94/239,106.53
  6. Step 6: Final answer
    x = 181,715.42

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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.