Home / 219,453.30-329,082.03-69,665.94

Finding the Fourth Proportional to 219,453.30, 329,082.03 and 69,665.94

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Solution

The fourth proportional to 219,453.30, 329,082.03 and 69,665.94 is: 104,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,453.30 : 329,082.03 = 69,665.94 : x
  2. Step 2: Convert to fraction form
    219,453.30/329,082.03 = 69,665.94/x
  3. Step 3: Cross multiply
    219,453.30x = 329,082.03 × 69,665.94
  4. Step 4: Simplify right side
    219,453.30x = 22,925,808,957.06
  5. Step 5: Solve for x
    x = 22,925,808,957.06/219,453.30
  6. Step 6: Final answer
    x = 104,467.83

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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.