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Finding the Fourth Proportional to 100,403.85, 150,601.22 and 44,228.93

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Solution

The fourth proportional to 100,403.85, 150,601.22 and 44,228.93 is: 66,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,403.85 : 150,601.22 = 44,228.93 : x
  2. Step 2: Convert to fraction form
    100,403.85/150,601.22 = 44,228.93/x
  3. Step 3: Cross multiply
    100,403.85x = 150,601.22 × 44,228.93
  4. Step 4: Simplify right side
    100,403.85x = 6,660,930,596.15
  5. Step 5: Solve for x
    x = 6,660,930,596.15/100,403.85
  6. Step 6: Final answer
    x = 66,341.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.