Finding the Fourth Proportional to 114,296.14, 171,452.43 and 39,415.21
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Solution
The fourth proportional to 114,296.14, 171,452.43 and 39,415.21 is: 59,125.65
Step by Step Solution
- Step 1: Write the proportion equation
114,296.14 : 171,452.43 = 39,415.21 : x - Step 2: Convert to fraction form
114,296.14/171,452.43 = 39,415.21/x - Step 3: Cross multiply
114,296.14x = 171,452.43 × 39,415.21 - Step 4: Simplify right side
114,296.14x = 6,757,833,336.38 - Step 5: Solve for x
x = 6,757,833,336.38/114,296.14 - Step 6: Final answer
x = 59,125.65
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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.