Home / 80,761.36-111,450.57-44,950.54

Finding the Fourth Proportional to 80,761.36, 111,450.57 and 44,950.54

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Solution

The fourth proportional to 80,761.36, 111,450.57 and 44,950.54 is: 62,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,761.36 : 111,450.57 = 44,950.54 : x
  2. Step 2: Convert to fraction form
    80,761.36/111,450.57 = 44,950.54/x
  3. Step 3: Cross multiply
    80,761.36x = 111,450.57 × 44,950.54
  4. Step 4: Simplify right side
    80,761.36x = 5,009,763,304.81
  5. Step 5: Solve for x
    x = 5,009,763,304.81/80,761.36
  6. Step 6: Final answer
    x = 62,031.69

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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.