Finding the Fourth Proportional to 213,039.51, 294,101.04 and 132,492.99
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Solution
The fourth proportional to 213,039.51, 294,101.04 and 132,492.99 is: 182,906.57
Step by Step Solution
- Step 1: Write the proportion equation
213,039.51 : 294,101.04 = 132,492.99 : x - Step 2: Convert to fraction form
213,039.51/294,101.04 = 132,492.99/x - Step 3: Cross multiply
213,039.51x = 294,101.04 × 132,492.99 - Step 4: Simplify right side
213,039.51x = 38,966,326,151.71 - Step 5: Solve for x
x = 38,966,326,151.71/213,039.51 - Step 6: Final answer
x = 182,906.57
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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.