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Finding the Fourth Proportional to 219,317.75, 329,008.01 and 67,527.67

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Solution

The fourth proportional to 219,317.75, 329,008.01 and 67,527.67 is: 101,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,317.75 : 329,008.01 = 67,527.67 : x
  2. Step 2: Convert to fraction form
    219,317.75/329,008.01 = 67,527.67/x
  3. Step 3: Cross multiply
    219,317.75x = 329,008.01 × 67,527.67
  4. Step 4: Simplify right side
    219,317.75x = 22,217,144,830.44
  5. Step 5: Solve for x
    x = 22,217,144,830.44/219,317.75
  6. Step 6: Final answer
    x = 101,301.17

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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.