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Finding the Fourth Proportional to 80,464.92, 111,048.54 and 44,661.84

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Solution

The fourth proportional to 80,464.92, 111,048.54 and 44,661.84 is: 61,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.92 : 111,048.54 = 44,661.84 : x
  2. Step 2: Convert to fraction form
    80,464.92/111,048.54 = 44,661.84/x
  3. Step 3: Cross multiply
    80,464.92x = 111,048.54 × 44,661.84
  4. Step 4: Simplify right side
    80,464.92x = 4,959,632,125.71
  5. Step 5: Solve for x
    x = 4,959,632,125.71/80,464.92
  6. Step 6: Final answer
    x = 61,637.20

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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.