Finding the Fourth Proportional to 75,227.67, 112,841.91 and 22,636.80
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Solution
The fourth proportional to 75,227.67, 112,841.91 and 22,636.80 is: 33,955.32
Step by Step Solution
- Step 1: Write the proportion equation
75,227.67 : 112,841.91 = 22,636.80 : x - Step 2: Convert to fraction form
75,227.67/112,841.91 = 22,636.80/x - Step 3: Cross multiply
75,227.67x = 112,841.91 × 22,636.80 - Step 4: Simplify right side
75,227.67x = 2,554,379,748.29 - Step 5: Solve for x
x = 2,554,379,748.29/75,227.67 - Step 6: Final answer
x = 33,955.32
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1.5x scale
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.