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Finding the Fourth Proportional to 80,412.81, 110,964.24 and 44,601.45

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Solution

The fourth proportional to 80,412.81, 110,964.24 and 44,601.45 is: 61,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,412.81 : 110,964.24 = 44,601.45 : x
  2. Step 2: Convert to fraction form
    80,412.81/110,964.24 = 44,601.45/x
  3. Step 3: Cross multiply
    80,412.81x = 110,964.24 × 44,601.45
  4. Step 4: Simplify right side
    80,412.81x = 4,949,166,002.15
  5. Step 5: Solve for x
    x = 4,949,166,002.15/80,412.81
  6. Step 6: Final answer
    x = 61,546.98

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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.