Home / 45,777.60-68,559.78-44,516.39

Finding the Fourth Proportional to 45,777.60, 68,559.78 and 44,516.39

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Solution

The fourth proportional to 45,777.60, 68,559.78 and 44,516.39 is: 66,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.60 : 68,559.78 = 44,516.39 : x
  2. Step 2: Convert to fraction form
    45,777.60/68,559.78 = 44,516.39/x
  3. Step 3: Cross multiply
    45,777.60x = 68,559.78 × 44,516.39
  4. Step 4: Simplify right side
    45,777.60x = 3,052,033,728.93
  5. Step 5: Solve for x
    x = 3,052,033,728.93/45,777.60
  6. Step 6: Final answer
    x = 66,670.90

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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.