Finding the Fourth Proportional to 193,129.42, 289,777.17 and 93,364.63
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Solution
The fourth proportional to 193,129.42, 289,777.17 and 93,364.63 is: 140,087.09
Step by Step Solution
- Step 1: Write the proportion equation
193,129.42 : 289,777.17 = 93,364.63 : x - Step 2: Convert to fraction form
193,129.42/289,777.17 = 93,364.63/x - Step 3: Cross multiply
193,129.42x = 289,777.17 × 93,364.63 - Step 4: Simplify right side
193,129.42x = 27,054,938,534.19 - Step 5: Solve for x
x = 27,054,938,534.19/193,129.42 - Step 6: Final answer
x = 140,087.09
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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.