Finding the Fourth Proportional to 178,806.89, 268,207.29 and 94,549.07
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Solution
The fourth proportional to 178,806.89, 268,207.29 and 94,549.07 is: 141,821.99
Step by Step Solution
- Step 1: Write the proportion equation
178,806.89 : 268,207.29 = 94,549.07 : x - Step 2: Convert to fraction form
178,806.89/268,207.29 = 94,549.07/x - Step 3: Cross multiply
178,806.89x = 268,207.29 × 94,549.07 - Step 4: Simplify right side
178,806.89x = 25,358,748,495.68 - Step 5: Solve for x
x = 25,358,748,495.68/178,806.89 - Step 6: Final answer
x = 141,821.99
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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.