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Finding the Fourth Proportional to 80,444.97, 111,008.72 and 44,633.79

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Solution

The fourth proportional to 80,444.97, 111,008.72 and 44,633.79 is: 61,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444.97 : 111,008.72 = 44,633.79 : x
  2. Step 2: Convert to fraction form
    80,444.97/111,008.72 = 44,633.79/x
  3. Step 3: Cross multiply
    80,444.97x = 111,008.72 × 44,633.79
  4. Step 4: Simplify right side
    80,444.97x = 4,954,740,008.23
  5. Step 5: Solve for x
    x = 4,954,740,008.23/80,444.97
  6. Step 6: Final answer
    x = 61,591.67

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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.