Finding the Fourth Proportional to 117,120.13, 175,750.17 and 107,591.48
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Solution
The fourth proportional to 117,120.13, 175,750.17 and 107,591.48 is: 161,451.49
Step by Step Solution
- Step 1: Write the proportion equation
117,120.13 : 175,750.17 = 107,591.48 : x - Step 2: Convert to fraction form
117,120.13/175,750.17 = 107,591.48/x - Step 3: Cross multiply
117,120.13x = 175,750.17 × 107,591.48 - Step 4: Simplify right side
117,120.13x = 18,909,219,752.82 - Step 5: Solve for x
x = 18,909,219,752.82/117,120.13 - Step 6: Final answer
x = 161,451.49
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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.