Finding the Fourth Proportional to 182,436.21, 251,759.55 and 101,865.09
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Solution
The fourth proportional to 182,436.21, 251,759.55 and 101,865.09 is: 140,572.47
Step by Step Solution
- Step 1: Write the proportion equation
182,436.21 : 251,759.55 = 101,865.09 : x - Step 2: Convert to fraction form
182,436.21/251,759.55 = 101,865.09/x - Step 3: Cross multiply
182,436.21x = 251,759.55 × 101,865.09 - Step 4: Simplify right side
182,436.21x = 25,645,509,219.11 - Step 5: Solve for x
x = 25,645,509,219.11/182,436.21 - Step 6: Final answer
x = 140,572.47
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1.5x scale
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.