Finding the Fourth Proportional to 117,593.35, 162,277.28 and 63,880.09
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Solution
The fourth proportional to 117,593.35, 162,277.28 and 63,880.09 is: 88,153.69
Step by Step Solution
- Step 1: Write the proportion equation
117,593.35 : 162,277.28 = 63,880.09 : x - Step 2: Convert to fraction form
117,593.35/162,277.28 = 63,880.09/x - Step 3: Cross multiply
117,593.35x = 162,277.28 × 63,880.09 - Step 4: Simplify right side
117,593.35x = 10,366,287,251.36 - Step 5: Solve for x
x = 10,366,287,251.36/117,593.35 - Step 6: Final answer
x = 88,153.69
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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.