Home / 198,866.70-298,181.06-134,903.44

Finding the Fourth Proportional to 198,866.70, 298,181.06 and 134,903.44

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Solution

The fourth proportional to 198,866.70, 298,181.06 and 134,903.44 is: 202,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,866.70 : 298,181.06 = 134,903.44 : x
  2. Step 2: Convert to fraction form
    198,866.70/298,181.06 = 134,903.44/x
  3. Step 3: Cross multiply
    198,866.70x = 298,181.06 × 134,903.44
  4. Step 4: Simplify right side
    198,866.70x = 40,225,650,736.85
  5. Step 5: Solve for x
    x = 40,225,650,736.85/198,866.70
  6. Step 6: Final answer
    x = 202,274.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.