Finding the Fourth Proportional to 135,497.76, 203,173.34 and 107,597.31
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Solution
The fourth proportional to 135,497.76, 203,173.34 and 107,597.31 is: 161,337.75
Step by Step Solution
- Step 1: Write the proportion equation
135,497.76 : 203,173.34 = 107,597.31 : x - Step 2: Convert to fraction form
135,497.76/203,173.34 = 107,597.31/x - Step 3: Cross multiply
135,497.76x = 203,173.34 × 107,597.31 - Step 4: Simplify right side
135,497.76x = 21,860,904,309.73 - Step 5: Solve for x
x = 21,860,904,309.73/135,497.76 - Step 6: Final answer
x = 161,337.75
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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.