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Finding the Fourth Proportional to 269,406.03, 404,109.05 and 119,611.11

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Solution

The fourth proportional to 269,406.03, 404,109.05 and 119,611.11 is: 179,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,406.03 : 404,109.05 = 119,611.11 : x
  2. Step 2: Convert to fraction form
    269,406.03/404,109.05 = 119,611.11/x
  3. Step 3: Cross multiply
    269,406.03x = 404,109.05 × 119,611.11
  4. Step 4: Simplify right side
    269,406.03x = 48,335,931,433.49
  5. Step 5: Solve for x
    x = 48,335,931,433.49/269,406.03
  6. Step 6: Final answer
    x = 179,416.67

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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.