Finding the Fourth Proportional to 75,700.69, 113,573.23 and 22,394.08
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Solution
The fourth proportional to 75,700.69, 113,573.23 and 22,394.08 is: 33,597.69
Step by Step Solution
- Step 1: Write the proportion equation
75,700.69 : 113,573.23 = 22,394.08 : x - Step 2: Convert to fraction form
75,700.69/113,573.23 = 22,394.08/x - Step 3: Cross multiply
75,700.69x = 113,573.23 × 22,394.08 - Step 4: Simplify right side
75,700.69x = 2,543,367,998.48 - Step 5: Solve for x
x = 2,543,367,998.48/75,700.69 - Step 6: Final answer
x = 33,597.69
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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.