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Finding the Fourth Proportional to 80,392.50, 110,945.03 and 44,582.54

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Solution

The fourth proportional to 80,392.50, 110,945.03 and 44,582.54 is: 61,525.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,392.50 : 110,945.03 = 44,582.54 : x
  2. Step 2: Convert to fraction form
    80,392.50/110,945.03 = 44,582.54/x
  3. Step 3: Cross multiply
    80,392.50x = 110,945.03 × 44,582.54
  4. Step 4: Simplify right side
    80,392.50x = 4,946,210,460.14
  5. Step 5: Solve for x
    x = 4,946,210,460.14/80,392.50
  6. Step 6: Final answer
    x = 61,525.77

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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.