Finding the Fourth Proportional to 183,272.06, 252,929.64 and 102,707.07
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Solution
The fourth proportional to 183,272.06, 252,929.64 and 102,707.07 is: 141,743.72
Step by Step Solution
- Step 1: Write the proportion equation
183,272.06 : 252,929.64 = 102,707.07 : x - Step 2: Convert to fraction form
183,272.06/252,929.64 = 102,707.07/x - Step 3: Cross multiply
183,272.06x = 252,929.64 × 102,707.07 - Step 4: Simplify right side
183,272.06x = 25,977,662,240.55 - Step 5: Solve for x
x = 25,977,662,240.55/183,272.06 - Step 6: Final answer
x = 141,743.72
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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.