Finding the Fourth Proportional to 186,356.28, 257,171.48 and 101,473.94
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Solution
The fourth proportional to 186,356.28, 257,171.48 and 101,473.94 is: 140,033.94
Step by Step Solution
- Step 1: Write the proportion equation
186,356.28 : 257,171.48 = 101,473.94 : x - Step 2: Convert to fraction form
186,356.28/257,171.48 = 101,473.94/x - Step 3: Cross multiply
186,356.28x = 257,171.48 × 101,473.94 - Step 4: Simplify right side
186,356.28x = 26,096,203,331.23 - Step 5: Solve for x
x = 26,096,203,331.23/186,356.28 - Step 6: Final answer
x = 140,033.94
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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.