Finding the Fourth Proportional to 117,882.14, 176,821.44 and 29,135.63
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Solution
The fourth proportional to 117,882.14, 176,821.44 and 29,135.63 is: 43,703.00
Step by Step Solution
- Step 1: Write the proportion equation
117,882.14 : 176,821.44 = 29,135.63 : x - Step 2: Convert to fraction form
117,882.14/176,821.44 = 29,135.63/x - Step 3: Cross multiply
117,882.14x = 176,821.44 × 29,135.63 - Step 4: Simplify right side
117,882.14x = 5,151,803,167.80 - Step 5: Solve for x
x = 5,151,803,167.80/117,882.14 - Step 6: Final answer
x = 43,703.00
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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.