Finding the Fourth Proportional to 186,664.06, 279,996.30 and 46,422.68
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Solution
The fourth proportional to 186,664.06, 279,996.30 and 46,422.68 is: 69,634.07
Step by Step Solution
- Step 1: Write the proportion equation
186,664.06 : 279,996.30 = 46,422.68 : x - Step 2: Convert to fraction form
186,664.06/279,996.30 = 46,422.68/x - Step 3: Cross multiply
186,664.06x = 279,996.30 × 46,422.68 - Step 4: Simplify right side
186,664.06x = 12,998,178,636.08 - Step 5: Solve for x
x = 12,998,178,636.08/186,664.06 - Step 6: Final answer
x = 69,634.07
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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.