Finding the Fourth Proportional to 83,706.14, 125,511.96 and 27,531.07
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Solution
The fourth proportional to 83,706.14, 125,511.96 and 27,531.07 is: 41,281.06
Step by Step Solution
- Step 1: Write the proportion equation
83,706.14 : 125,511.96 = 27,531.07 : x - Step 2: Convert to fraction form
83,706.14/125,511.96 = 27,531.07/x - Step 3: Cross multiply
83,706.14x = 125,511.96 × 27,531.07 - Step 4: Simplify right side
83,706.14x = 3,455,478,556.60 - Step 5: Solve for x
x = 3,455,478,556.60/83,706.14 - Step 6: Final answer
x = 41,281.06
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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.