Finding the Fourth Proportional to 115,603.75, 173,405.63 and 32,497.75
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Solution
The fourth proportional to 115,603.75, 173,405.63 and 32,497.75 is: 48,746.63
Step by Step Solution
- Step 1: Write the proportion equation
115,603.75 : 173,405.63 = 32,497.75 : x - Step 2: Convert to fraction form
115,603.75/173,405.63 = 32,497.75/x - Step 3: Cross multiply
115,603.75x = 173,405.63 × 32,497.75 - Step 4: Simplify right side
115,603.75x = 5,635,292,812.33 - Step 5: Solve for x
x = 5,635,292,812.33/115,603.75 - Step 6: Final answer
x = 48,746.63
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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.