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Finding the Fourth Proportional to 79,929.77, 110,302.46 and 44,119.77

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Solution

The fourth proportional to 79,929.77, 110,302.46 and 44,119.77 is: 60,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929.77 : 110,302.46 = 44,119.77 : x
  2. Step 2: Convert to fraction form
    79,929.77/110,302.46 = 44,119.77/x
  3. Step 3: Cross multiply
    79,929.77x = 110,302.46 × 44,119.77
  4. Step 4: Simplify right side
    79,929.77x = 4,866,518,696.85
  5. Step 5: Solve for x
    x = 4,866,518,696.85/79,929.77
  6. Step 6: Final answer
    x = 60,884.94

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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.