Finding the Fourth Proportional to 75,602.24, 113,273.76 and 53,375.84
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Solution
The fourth proportional to 75,602.24, 113,273.76 and 53,375.84 is: 79,972.26
Step by Step Solution
- Step 1: Write the proportion equation
75,602.24 : 113,273.76 = 53,375.84 : x - Step 2: Convert to fraction form
75,602.24/113,273.76 = 53,375.84/x - Step 3: Cross multiply
75,602.24x = 113,273.76 × 53,375.84 - Step 4: Simplify right side
75,602.24x = 6,046,082,089.96 - Step 5: Solve for x
x = 6,046,082,089.96/75,602.24 - Step 6: Final answer
x = 79,972.26
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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.