Home / 85,164,093.72-117,526,333.86-48,494,664.72

Finding the Fourth Proportional to 85,164,093.72, 117,526,333.86 and 48,494,664.72

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Solution

The fourth proportional to 85,164,093.72, 117,526,333.86 and 48,494,664.72 is: 66,922,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,164,093.72 : 117,526,333.86 = 48,494,664.72 : x
  2. Step 2: Convert to fraction form
    85,164,093.72/117,526,333.86 = 48,494,664.72/x
  3. Step 3: Cross multiply
    85,164,093.72x = 117,526,333.86 × 48,494,664.72
  4. Step 4: Simplify right side
    85,164,093.72x = 5,699,400,156,311,483
  5. Step 5: Solve for x
    x = 5,699,400,156,311,483/85,164,093.72
  6. Step 6: Final answer
    x = 66,922,571.56

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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.