Home / 266,890.70-400,336.04-109,082.25

Finding the Fourth Proportional to 266,890.70, 400,336.04 and 109,082.25

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Solution

The fourth proportional to 266,890.70, 400,336.04 and 109,082.25 is: 163,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,890.70 : 400,336.04 = 109,082.25 : x
  2. Step 2: Convert to fraction form
    266,890.70/400,336.04 = 109,082.25/x
  3. Step 3: Cross multiply
    266,890.70x = 400,336.04 × 109,082.25
  4. Step 4: Simplify right side
    266,890.70x = 43,669,556,272.00
  5. Step 5: Solve for x
    x = 43,669,556,272.00/266,890.70
  6. Step 6: Final answer
    x = 163,623.37

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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.