Finding the Fourth Proportional to 197,705.23, 296,496.53 and 71,329.05
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Solution
The fourth proportional to 197,705.23, 296,496.53 and 71,329.05 is: 106,971.45
Step by Step Solution
- Step 1: Write the proportion equation
197,705.23 : 296,496.53 = 71,329.05 : x - Step 2: Convert to fraction form
197,705.23/296,496.53 = 71,329.05/x - Step 3: Cross multiply
197,705.23x = 296,496.53 × 71,329.05 - Step 4: Simplify right side
197,705.23x = 21,148,815,724.04 - Step 5: Solve for x
x = 21,148,815,724.04/197,705.23 - Step 6: Final answer
x = 106,971.45
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1.5x scale
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.