Finding the Fourth Proportional to 76,297.76, 114,436.88 and 23,706.08
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Solution
The fourth proportional to 76,297.76, 114,436.88 and 23,706.08 is: 35,556.09
Step by Step Solution
- Step 1: Write the proportion equation
76,297.76 : 114,436.88 = 23,706.08 : x - Step 2: Convert to fraction form
76,297.76/114,436.88 = 23,706.08/x - Step 3: Cross multiply
76,297.76x = 114,436.88 × 23,706.08 - Step 4: Simplify right side
76,297.76x = 2,712,849,832.23 - Step 5: Solve for x
x = 2,712,849,832.23/76,297.76 - Step 6: Final answer
x = 35,556.09
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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.