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Finding the Fourth Proportional to 269,060.08, 403,402.20 and 119,219

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Solution

The fourth proportional to 269,060.08, 403,402.20 and 119,219 is: 178,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,060.08 : 403,402.20 = 119,219 : x
  2. Step 2: Convert to fraction form
    269,060.08/403,402.20 = 119,219/x
  3. Step 3: Cross multiply
    269,060.08x = 403,402.20 × 119,219
  4. Step 4: Simplify right side
    269,060.08x = 48,093,206,881.80
  5. Step 5: Solve for x
    x = 48,093,206,881.80/269,060.08
  6. Step 6: Final answer
    x = 178,745.23

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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.