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Finding the Fourth Proportional to 68,485.55, 94,503.02 and 46,993.73

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Solution

The fourth proportional to 68,485.55, 94,503.02 and 46,993.73 is: 64,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,485.55 : 94,503.02 = 46,993.73 : x
  2. Step 2: Convert to fraction form
    68,485.55/94,503.02 = 46,993.73/x
  3. Step 3: Cross multiply
    68,485.55x = 94,503.02 × 46,993.73
  4. Step 4: Simplify right side
    68,485.55x = 4,441,048,698.58
  5. Step 5: Solve for x
    x = 4,441,048,698.58/68,485.55
  6. Step 6: Final answer
    x = 64,846.51

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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.