Finding the Fourth Proportional to 155,369.24, 214,420.77 and 94,951.44
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Solution
The fourth proportional to 155,369.24, 214,420.77 and 94,951.44 is: 131,039.84
Step by Step Solution
- Step 1: Write the proportion equation
155,369.24 : 214,420.77 = 94,951.44 : x - Step 2: Convert to fraction form
155,369.24/214,420.77 = 94,951.44/x - Step 3: Cross multiply
155,369.24x = 214,420.77 × 94,951.44 - Step 4: Simplify right side
155,369.24x = 20,359,560,877.41 - Step 5: Solve for x
x = 20,359,560,877.41/155,369.24 - Step 6: Final answer
x = 131,039.84
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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.