Finding the Fourth Proportional to 268,968.24, 371,178.60 and 148,110.02
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Solution
The fourth proportional to 268,968.24, 371,178.60 and 148,110.02 is: 204,393.17
Step by Step Solution
- Step 1: Write the proportion equation
268,968.24 : 371,178.60 = 148,110.02 : x - Step 2: Convert to fraction form
268,968.24/371,178.60 = 148,110.02/x - Step 3: Cross multiply
268,968.24x = 371,178.60 × 148,110.02 - Step 4: Simplify right side
268,968.24x = 54,975,269,869.57 - Step 5: Solve for x
x = 54,975,269,869.57/268,968.24 - Step 6: Final answer
x = 204,393.17
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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.