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Finding the Fourth Proportional to 79,888, 110,245.44 and 44,560

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Solution

The fourth proportional to 79,888, 110,245.44 and 44,560 is: 61,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888 : 110,245.44 = 44,560 : x
  2. Step 2: Convert to fraction form
    79,888/110,245.44 = 44,560/x
  3. Step 3: Cross multiply
    79,888x = 110,245.44 × 44,560
  4. Step 4: Simplify right side
    79,888x = 4,912,536,806.40
  5. Step 5: Solve for x
    x = 4,912,536,806.40/79,888
  6. Step 6: Final answer
    x = 61,492.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.