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Finding the Fourth Proportional to 79,929.21, 110,303.22 and 44,119.24

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Solution

The fourth proportional to 79,929.21, 110,303.22 and 44,119.24 is: 60,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929.21 : 110,303.22 = 44,119.24 : x
  2. Step 2: Convert to fraction form
    79,929.21/110,303.22 = 44,119.24/x
  3. Step 3: Cross multiply
    79,929.21x = 110,303.22 × 44,119.24
  4. Step 4: Simplify right side
    79,929.21x = 4,866,494,235.95
  5. Step 5: Solve for x
    x = 4,866,494,235.95/79,929.21
  6. Step 6: Final answer
    x = 60,885.05

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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.