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Finding the Fourth Proportional to 270,866.09, 373,800.42 and 162,082.28

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Solution

The fourth proportional to 270,866.09, 373,800.42 and 162,082.28 is: 223,676.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,866.09 : 373,800.42 = 162,082.28 : x
  2. Step 2: Convert to fraction form
    270,866.09/373,800.42 = 162,082.28/x
  3. Step 3: Cross multiply
    270,866.09x = 373,800.42 × 162,082.28
  4. Step 4: Simplify right side
    270,866.09x = 60,586,425,273.06
  5. Step 5: Solve for x
    x = 60,586,425,273.06/270,866.09
  6. Step 6: Final answer
    x = 223,676.67

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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.