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Finding the Fourth Proportional to 79,915.79, 110,284.55 and 44,105.03

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Solution

The fourth proportional to 79,915.79, 110,284.55 and 44,105.03 is: 60,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,915.79 : 110,284.55 = 44,105.03 : x
  2. Step 2: Convert to fraction form
    79,915.79/110,284.55 = 44,105.03/x
  3. Step 3: Cross multiply
    79,915.79x = 110,284.55 × 44,105.03
  4. Step 4: Simplify right side
    79,915.79x = 4,864,103,193.30
  5. Step 5: Solve for x
    x = 4,864,103,193.30/79,915.79
  6. Step 6: Final answer
    x = 60,865.36

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1.5x scale

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.