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Finding the Fourth Proportional to 80,452.94, 111,023.64 and 44,642.34

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Solution

The fourth proportional to 80,452.94, 111,023.64 and 44,642.34 is: 61,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,452.94 : 111,023.64 = 44,642.34 : x
  2. Step 2: Convert to fraction form
    80,452.94/111,023.64 = 44,642.34/x
  3. Step 3: Cross multiply
    80,452.94x = 111,023.64 × 44,642.34
  4. Step 4: Simplify right side
    80,452.94x = 4,956,355,084.92
  5. Step 5: Solve for x
    x = 4,956,355,084.92/80,452.94
  6. Step 6: Final answer
    x = 61,605.65

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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.