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Finding the Fourth Proportional to 80,735.56, 111,415.07 and 44,927.87

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Solution

The fourth proportional to 80,735.56, 111,415.07 and 44,927.87 is: 62,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,735.56 : 111,415.07 = 44,927.87 : x
  2. Step 2: Convert to fraction form
    80,735.56/111,415.07 = 44,927.87/x
  3. Step 3: Cross multiply
    80,735.56x = 111,415.07 × 44,927.87
  4. Step 4: Simplify right side
    80,735.56x = 5,005,641,336.25
  5. Step 5: Solve for x
    x = 5,005,641,336.25/80,735.56
  6. Step 6: Final answer
    x = 62,000.46

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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.