Finding the Fourth Proportional to 196,861.08, 295,378.14 and 103,345.08
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Solution
The fourth proportional to 196,861.08, 295,378.14 and 103,345.08 is: 155,063.04
Step by Step Solution
- Step 1: Write the proportion equation
196,861.08 : 295,378.14 = 103,345.08 : x - Step 2: Convert to fraction form
196,861.08/295,378.14 = 103,345.08/x - Step 3: Cross multiply
196,861.08x = 295,378.14 × 103,345.08 - Step 4: Simplify right side
196,861.08x = 30,525,877,508.55 - Step 5: Solve for x
x = 30,525,877,508.55/196,861.08 - Step 6: Final answer
x = 155,063.04
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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.