Finding the Fourth Proportional to 73,578.38, 110,365.52 and 23,658.08
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Solution
The fourth proportional to 73,578.38, 110,365.52 and 23,658.08 is: 35,486.46
Step by Step Solution
- Step 1: Write the proportion equation
73,578.38 : 110,365.52 = 23,658.08 : x - Step 2: Convert to fraction form
73,578.38/110,365.52 = 23,658.08/x - Step 3: Cross multiply
73,578.38x = 110,365.52 × 23,658.08 - Step 4: Simplify right side
73,578.38x = 2,611,036,301.40 - Step 5: Solve for x
x = 2,611,036,301.40/73,578.38 - Step 6: Final answer
x = 35,486.46
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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.