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Finding the Fourth Proportional to 80,473.32, 111,051.07 and 44,662.41

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Solution

The fourth proportional to 80,473.32, 111,051.07 and 44,662.41 is: 61,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,473.32 : 111,051.07 = 44,662.41 : x
  2. Step 2: Convert to fraction form
    80,473.32/111,051.07 = 44,662.41/x
  3. Step 3: Cross multiply
    80,473.32x = 111,051.07 × 44,662.41
  4. Step 4: Simplify right side
    80,473.32x = 4,959,808,307.62
  5. Step 5: Solve for x
    x = 4,959,808,307.62/80,473.32
  6. Step 6: Final answer
    x = 61,632.95

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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.