Finding the Fourth Proportional to 374,194.12, 561,034.99 and 134,302.70
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Solution
The fourth proportional to 374,194.12, 561,034.99 and 134,302.70 is: 201,362.10
Step by Step Solution
- Step 1: Write the proportion equation
374,194.12 : 561,034.99 = 134,302.70 : x - Step 2: Convert to fraction form
374,194.12/561,034.99 = 134,302.70/x - Step 3: Cross multiply
374,194.12x = 561,034.99 × 134,302.70 - Step 4: Simplify right side
374,194.12x = 75,348,513,951.47 - Step 5: Solve for x
x = 75,348,513,951.47/374,194.12 - Step 6: Final answer
x = 201,362.10
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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.