Finding the Fourth Proportional to 207,470.17, 286,278.37 and 116,808.09
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Solution
The fourth proportional to 207,470.17, 286,278.37 and 116,808.09 is: 161,178.00
Step by Step Solution
- Step 1: Write the proportion equation
207,470.17 : 286,278.37 = 116,808.09 : x - Step 2: Convert to fraction form
207,470.17/286,278.37 = 116,808.09/x - Step 3: Cross multiply
207,470.17x = 286,278.37 × 116,808.09 - Step 4: Simplify right side
207,470.17x = 33,439,628,242.45 - Step 5: Solve for x
x = 33,439,628,242.45/207,470.17 - Step 6: Final answer
x = 161,178.00
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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.