Finding the Fourth Proportional to 236,151.74, 354,052.64 and 142,635.62
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Solution
The fourth proportional to 236,151.74, 354,052.64 and 142,635.62 is: 213,847.74
Step by Step Solution
- Step 1: Write the proportion equation
236,151.74 : 354,052.64 = 142,635.62 : x - Step 2: Convert to fraction form
236,151.74/354,052.64 = 142,635.62/x - Step 3: Cross multiply
236,151.74x = 354,052.64 × 142,635.62 - Step 4: Simplify right side
236,151.74x = 50,500,515,335.60 - Step 5: Solve for x
x = 50,500,515,335.60/236,151.74 - Step 6: Final answer
x = 213,847.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.