Finding the Fourth Proportional to 75,181.24, 103,746.14 and 41,183.42
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Solution
The fourth proportional to 75,181.24, 103,746.14 and 41,183.42 is: 56,830.94
Step by Step Solution
- Step 1: Write the proportion equation
75,181.24 : 103,746.14 = 41,183.42 : x - Step 2: Convert to fraction form
75,181.24/103,746.14 = 41,183.42/x - Step 3: Cross multiply
75,181.24x = 103,746.14 × 41,183.42 - Step 4: Simplify right side
75,181.24x = 4,272,620,857.00 - Step 5: Solve for x
x = 4,272,620,857.00/75,181.24 - Step 6: Final answer
x = 56,830.94
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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.