Finding the Fourth Proportional to 115,212.03, 173,440.44 and 103,625.48
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Solution
The fourth proportional to 115,212.03, 173,440.44 and 103,625.48 is: 155,998.02
Step by Step Solution
- Step 1: Write the proportion equation
115,212.03 : 173,440.44 = 103,625.48 : x - Step 2: Convert to fraction form
115,212.03/173,440.44 = 103,625.48/x - Step 3: Cross multiply
115,212.03x = 173,440.44 × 103,625.48 - Step 4: Simplify right side
115,212.03x = 17,972,848,846.41 - Step 5: Solve for x
x = 17,972,848,846.41/115,212.03 - Step 6: Final answer
x = 155,998.02
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.