Finding the Fourth Proportional to 150,420.96, 207,583.35 and 82,444.44
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Solution
The fourth proportional to 150,420.96, 207,583.35 and 82,444.44 is: 113,774.66
Step by Step Solution
- Step 1: Write the proportion equation
150,420.96 : 207,583.35 = 82,444.44 : x - Step 2: Convert to fraction form
150,420.96/207,583.35 = 82,444.44/x - Step 3: Cross multiply
150,420.96x = 207,583.35 × 82,444.44 - Step 4: Simplify right side
150,420.96x = 17,114,093,044.07 - Step 5: Solve for x
x = 17,114,093,044.07/150,420.96 - Step 6: Final answer
x = 113,774.66
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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.