Finding the Fourth Proportional to 67,442.18, 101,183.32 and 29,997.08
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Solution
The fourth proportional to 67,442.18, 101,183.32 and 29,997.08 is: 45,004.54
Step by Step Solution
- Step 1: Write the proportion equation
67,442.18 : 101,183.32 = 29,997.08 : x - Step 2: Convert to fraction form
67,442.18/101,183.32 = 29,997.08/x - Step 3: Cross multiply
67,442.18x = 101,183.32 × 29,997.08 - Step 4: Simplify right side
67,442.18x = 3,035,204,144.71 - Step 5: Solve for x
x = 3,035,204,144.71/67,442.18 - Step 6: Final answer
x = 45,004.54
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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.