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Finding the Fourth Proportional to 79,651.08, 119,492.89 and 23,486.49

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Solution

The fourth proportional to 79,651.08, 119,492.89 and 23,486.49 is: 35,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,651.08 : 119,492.89 = 23,486.49 : x
  2. Step 2: Convert to fraction form
    79,651.08/119,492.89 = 23,486.49/x
  3. Step 3: Cross multiply
    79,651.08x = 119,492.89 × 23,486.49
  4. Step 4: Simplify right side
    79,651.08x = 2,806,468,507.34
  5. Step 5: Solve for x
    x = 2,806,468,507.34/79,651.08
  6. Step 6: Final answer
    x = 35,234.53

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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.