Finding the Fourth Proportional to 193,669.68, 290,241.81 and 93,630.63
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Solution
The fourth proportional to 193,669.68, 290,241.81 and 93,630.63 is: 140,318.94
Step by Step Solution
- Step 1: Write the proportion equation
193,669.68 : 290,241.81 = 93,630.63 : x - Step 2: Convert to fraction form
193,669.68/290,241.81 = 93,630.63/x - Step 3: Cross multiply
193,669.68x = 290,241.81 × 93,630.63 - Step 4: Simplify right side
193,669.68x = 27,175,523,522.64 - Step 5: Solve for x
x = 27,175,523,522.64/193,669.68 - Step 6: Final answer
x = 140,318.94
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1.5x scale
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.