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Finding the Fourth Proportional to 50,603.58, 75,803.85 and 46,469.88

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Solution

The fourth proportional to 50,603.58, 75,803.85 and 46,469.88 is: 69,611.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.58 : 75,803.85 = 46,469.88 : x
  2. Step 2: Convert to fraction form
    50,603.58/75,803.85 = 46,469.88/x
  3. Step 3: Cross multiply
    50,603.58x = 75,803.85 × 46,469.88
  4. Step 4: Simplify right side
    50,603.58x = 3,522,595,813.04
  5. Step 5: Solve for x
    x = 3,522,595,813.04/50,603.58
  6. Step 6: Final answer
    x = 69,611.59

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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.