Finding the Fourth Proportional to 183,007.74, 252,539.01 and 102,421.68
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Solution
The fourth proportional to 183,007.74, 252,539.01 and 102,421.68 is: 141,335.39
Step by Step Solution
- Step 1: Write the proportion equation
183,007.74 : 252,539.01 = 102,421.68 : x - Step 2: Convert to fraction form
183,007.74/252,539.01 = 102,421.68/x - Step 3: Cross multiply
183,007.74x = 252,539.01 × 102,421.68 - Step 4: Simplify right side
183,007.74x = 25,865,469,669.74 - Step 5: Solve for x
x = 25,865,469,669.74/183,007.74 - Step 6: Final answer
x = 141,335.39
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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.