Finding the Fourth Proportional to 194,614.84, 268,720.50 and 152,293.96
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Solution
The fourth proportional to 194,614.84, 268,720.50 and 152,293.96 is: 210,284.63
Step by Step Solution
- Step 1: Write the proportion equation
194,614.84 : 268,720.50 = 152,293.96 : x - Step 2: Convert to fraction form
194,614.84/268,720.50 = 152,293.96/x - Step 3: Cross multiply
194,614.84x = 268,720.50 × 152,293.96 - Step 4: Simplify right side
194,614.84x = 40,924,509,078.18 - Step 5: Solve for x
x = 40,924,509,078.18/194,614.84 - Step 6: Final answer
x = 210,284.63
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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.