Home / 199,474.70-298,962.57-99,662.84

Finding the Fourth Proportional to 199,474.70, 298,962.57 and 99,662.84

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Solution

The fourth proportional to 199,474.70, 298,962.57 and 99,662.84 is: 149,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,474.70 : 298,962.57 = 99,662.84 : x
  2. Step 2: Convert to fraction form
    199,474.70/298,962.57 = 99,662.84/x
  3. Step 3: Cross multiply
    199,474.70x = 298,962.57 × 99,662.84
  4. Step 4: Simplify right side
    199,474.70x = 29,795,458,779.90
  5. Step 5: Solve for x
    x = 29,795,458,779.90/199,474.70
  6. Step 6: Final answer
    x = 149,369.61

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1.5x scale

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.