Finding the Fourth Proportional to 177,427.94, 245,117.64 and 116,319.31
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Solution
The fourth proportional to 177,427.94, 245,117.64 and 116,319.31 is: 160,695.75
Step by Step Solution
- Step 1: Write the proportion equation
177,427.94 : 245,117.64 = 116,319.31 : x - Step 2: Convert to fraction form
177,427.94/245,117.64 = 116,319.31/x - Step 3: Cross multiply
177,427.94x = 245,117.64 × 116,319.31 - Step 4: Simplify right side
177,427.94x = 28,511,914,577.03 - Step 5: Solve for x
x = 28,511,914,577.03/177,427.94 - Step 6: Final answer
x = 160,695.75
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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.