Finding the Fourth Proportional to 149,702.84, 224,716.02 and 133,168.76
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Solution
The fourth proportional to 149,702.84, 224,716.02 and 133,168.76 is: 199,897.03
Step by Step Solution
- Step 1: Write the proportion equation
149,702.84 : 224,716.02 = 133,168.76 : x - Step 2: Convert to fraction form
149,702.84/224,716.02 = 133,168.76/x - Step 3: Cross multiply
149,702.84x = 224,716.02 × 133,168.76 - Step 4: Simplify right side
149,702.84x = 29,925,153,735.54 - Step 5: Solve for x
x = 29,925,153,735.54/149,702.84 - Step 6: Final answer
x = 199,897.03
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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.