Finding the Fourth Proportional to 247,702.68, 371,554.08 and 60,712.56
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Solution
The fourth proportional to 247,702.68, 371,554.08 and 60,712.56 is: 91,068.85
Step by Step Solution
- Step 1: Write the proportion equation
247,702.68 : 371,554.08 = 60,712.56 : x - Step 2: Convert to fraction form
247,702.68/371,554.08 = 60,712.56/x - Step 3: Cross multiply
247,702.68x = 371,554.08 × 60,712.56 - Step 4: Simplify right side
247,702.68x = 22,557,999,375.24 - Step 5: Solve for x
x = 22,557,999,375.24/247,702.68 - Step 6: Final answer
x = 91,068.85
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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.