Finding the Fourth Proportional to 183,350.12, 253,034.86 and 102,777.68
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Solution
The fourth proportional to 183,350.12, 253,034.86 and 102,777.68 is: 141,839.75
Step by Step Solution
- Step 1: Write the proportion equation
183,350.12 : 253,034.86 = 102,777.68 : x - Step 2: Convert to fraction form
183,350.12/253,034.86 = 102,777.68/x - Step 3: Cross multiply
183,350.12x = 253,034.86 × 102,777.68 - Step 4: Simplify right side
183,350.12x = 26,006,335,869.92 - Step 5: Solve for x
x = 26,006,335,869.92/183,350.12 - Step 6: Final answer
x = 141,839.75
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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.