Finding the Fourth Proportional to 93,850.26, 129,516.93 and 53,570.58
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Solution
The fourth proportional to 93,850.26, 129,516.93 and 53,570.58 is: 73,929.44
Step by Step Solution
- Step 1: Write the proportion equation
93,850.26 : 129,516.93 = 53,570.58 : x - Step 2: Convert to fraction form
93,850.26/129,516.93 = 53,570.58/x - Step 3: Cross multiply
93,850.26x = 129,516.93 × 53,570.58 - Step 4: Simplify right side
93,850.26x = 6,938,297,059.92 - Step 5: Solve for x
x = 6,938,297,059.92/93,850.26 - Step 6: Final answer
x = 73,929.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.