Finding the Fourth Proportional to 177,957.87, 245,475.14 and 117,528.63
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Solution
The fourth proportional to 177,957.87, 245,475.14 and 117,528.63 is: 162,119.02
Step by Step Solution
- Step 1: Write the proportion equation
177,957.87 : 245,475.14 = 117,528.63 : x - Step 2: Convert to fraction form
177,957.87/245,475.14 = 117,528.63/x - Step 3: Cross multiply
177,957.87x = 245,475.14 × 117,528.63 - Step 4: Simplify right side
177,957.87x = 28,850,356,315.62 - Step 5: Solve for x
x = 28,850,356,315.62/177,957.87 - Step 6: Final answer
x = 162,119.02
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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.