Finding the Fourth Proportional to 178,837.68, 246,755.16 and 107,230.80
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Solution
The fourth proportional to 178,837.68, 246,755.16 and 107,230.80 is: 147,954.02
Step by Step Solution
- Step 1: Write the proportion equation
178,837.68 : 246,755.16 = 107,230.80 : x - Step 2: Convert to fraction form
178,837.68/246,755.16 = 107,230.80/x - Step 3: Cross multiply
178,837.68x = 246,755.16 × 107,230.80 - Step 4: Simplify right side
178,837.68x = 26,459,753,210.93 - Step 5: Solve for x
x = 26,459,753,210.93/178,837.68 - Step 6: Final answer
x = 147,954.02
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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.