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Finding the Fourth Proportional to 79,219.44, 118,823.22 and 23,059.98

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Solution

The fourth proportional to 79,219.44, 118,823.22 and 23,059.98 is: 34,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,219.44 : 118,823.22 = 23,059.98 : x
  2. Step 2: Convert to fraction form
    79,219.44/118,823.22 = 23,059.98/x
  3. Step 3: Cross multiply
    79,219.44x = 118,823.22 × 23,059.98
  4. Step 4: Simplify right side
    79,219.44x = 2,740,061,076.74
  5. Step 5: Solve for x
    x = 2,740,061,076.74/79,219.44
  6. Step 6: Final answer
    x = 34,588.24

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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.