Finding the Fourth Proportional to 192,126.84, 265,126.50 and 107,241.96
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Solution
The fourth proportional to 192,126.84, 265,126.50 and 107,241.96 is: 147,989.14
Step by Step Solution
- Step 1: Write the proportion equation
192,126.84 : 265,126.50 = 107,241.96 : x - Step 2: Convert to fraction form
192,126.84/265,126.50 = 107,241.96/x - Step 3: Cross multiply
192,126.84x = 265,126.50 × 107,241.96 - Step 4: Simplify right side
192,126.84x = 28,432,685,507.94 - Step 5: Solve for x
x = 28,432,685,507.94/192,126.84 - Step 6: Final answer
x = 147,989.14
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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.