Home / 66,544.95-99,768.22-40,243.85

Finding the Fourth Proportional to 66,544.95, 99,768.22 and 40,243.85

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Solution

The fourth proportional to 66,544.95, 99,768.22 and 40,243.85 is: 60,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,544.95 : 99,768.22 = 40,243.85 : x
  2. Step 2: Convert to fraction form
    66,544.95/99,768.22 = 40,243.85/x
  3. Step 3: Cross multiply
    66,544.95x = 99,768.22 × 40,243.85
  4. Step 4: Simplify right side
    66,544.95x = 4,015,057,280.45
  5. Step 5: Solve for x
    x = 4,015,057,280.45/66,544.95
  6. Step 6: Final answer
    x = 60,336.02

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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.