Finding the Fourth Proportional to 256,754.99, 354,202.61 and 166,140.18
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Solution
The fourth proportional to 256,754.99, 354,202.61 and 166,140.18 is: 229,196.26
Step by Step Solution
- Step 1: Write the proportion equation
256,754.99 : 354,202.61 = 166,140.18 : x - Step 2: Convert to fraction form
256,754.99/354,202.61 = 166,140.18/x - Step 3: Cross multiply
256,754.99x = 354,202.61 × 166,140.18 - Step 4: Simplify right side
256,754.99x = 58,847,284,551.17 - Step 5: Solve for x
x = 58,847,284,551.17/256,754.99 - Step 6: Final answer
x = 229,196.26
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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.