Finding the Fourth Proportional to 273,602.18, 410,466.45 and 86,613.68
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Solution
The fourth proportional to 273,602.18, 410,466.45 and 86,613.68 is: 129,940.52
Step by Step Solution
- Step 1: Write the proportion equation
273,602.18 : 410,466.45 = 86,613.68 : x - Step 2: Convert to fraction form
273,602.18/410,466.45 = 86,613.68/x - Step 3: Cross multiply
273,602.18x = 410,466.45 × 86,613.68 - Step 4: Simplify right side
273,602.18x = 35,552,009,751.04 - Step 5: Solve for x
x = 35,552,009,751.04/273,602.18 - Step 6: Final answer
x = 129,940.52
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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.