Finding the Fourth Proportional to 198,157.08, 297,173.18 and 65,006.31
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Solution
The fourth proportional to 198,157.08, 297,173.18 and 65,006.31 is: 97,488.98
Step by Step Solution
- Step 1: Write the proportion equation
198,157.08 : 297,173.18 = 65,006.31 : x - Step 2: Convert to fraction form
198,157.08/297,173.18 = 65,006.31/x - Step 3: Cross multiply
198,157.08x = 297,173.18 × 65,006.31 - Step 4: Simplify right side
198,157.08x = 19,318,131,781.51 - Step 5: Solve for x
x = 19,318,131,781.51/198,157.08 - Step 6: Final answer
x = 97,488.98
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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.