Finding the Fourth Proportional to 206,258.84, 309,211.80 and 93,898.88
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Solution
The fourth proportional to 206,258.84, 309,211.80 and 93,898.88 is: 140,767.99
Step by Step Solution
- Step 1: Write the proportion equation
206,258.84 : 309,211.80 = 93,898.88 : x - Step 2: Convert to fraction form
206,258.84/309,211.80 = 93,898.88/x - Step 3: Cross multiply
206,258.84x = 309,211.80 × 93,898.88 - Step 4: Simplify right side
206,258.84x = 29,034,641,702.78 - Step 5: Solve for x
x = 29,034,641,702.78/206,258.84 - Step 6: Final answer
x = 140,767.99
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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.