Finding the Fourth Proportional to 186,283.80, 279,268.97 and 81,023.49
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Solution
The fourth proportional to 186,283.80, 279,268.97 and 81,023.49 is: 121,467.06
Step by Step Solution
- Step 1: Write the proportion equation
186,283.80 : 279,268.97 = 81,023.49 : x - Step 2: Convert to fraction form
186,283.80/279,268.97 = 81,023.49/x - Step 3: Cross multiply
186,283.80x = 279,268.97 × 81,023.49 - Step 4: Simplify right side
186,283.80x = 22,627,346,192.99 - Step 5: Solve for x
x = 22,627,346,192.99/186,283.80 - Step 6: Final answer
x = 121,467.06
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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.