Finding the Fourth Proportional to 79,437.62, 119,173.56 and 26,845.94
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Solution
The fourth proportional to 79,437.62, 119,173.56 and 26,845.94 is: 40,274.70
Step by Step Solution
- Step 1: Write the proportion equation
79,437.62 : 119,173.56 = 26,845.94 : x - Step 2: Convert to fraction form
79,437.62/119,173.56 = 26,845.94/x - Step 3: Cross multiply
79,437.62x = 119,173.56 × 26,845.94 - Step 4: Simplify right side
79,437.62x = 3,199,326,241.35 - Step 5: Solve for x
x = 3,199,326,241.35/79,437.62 - Step 6: Final answer
x = 40,274.70
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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.