Home / 80,907.49-111,651.64-44,113.73

Finding the Fourth Proportional to 80,907.49, 111,651.64 and 44,113.73

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Solution

The fourth proportional to 80,907.49, 111,651.64 and 44,113.73 is: 60,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,907.49 : 111,651.64 = 44,113.73 : x
  2. Step 2: Convert to fraction form
    80,907.49/111,651.64 = 44,113.73/x
  3. Step 3: Cross multiply
    80,907.49x = 111,651.64 × 44,113.73
  4. Step 4: Simplify right side
    80,907.49x = 4,925,370,384.59
  5. Step 5: Solve for x
    x = 4,925,370,384.59/80,907.49
  6. Step 6: Final answer
    x = 60,876.57

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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.