Finding the Fourth Proportional to 236,850.21, 354,638.67 and 180,421.50
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Solution
The fourth proportional to 236,850.21, 354,638.67 and 180,421.50 is: 270,147.28
Step by Step Solution
- Step 1: Write the proportion equation
236,850.21 : 354,638.67 = 180,421.50 : x - Step 2: Convert to fraction form
236,850.21/354,638.67 = 180,421.50/x - Step 3: Cross multiply
236,850.21x = 354,638.67 × 180,421.50 - Step 4: Simplify right side
236,850.21x = 63,984,440,799.41 - Step 5: Solve for x
x = 63,984,440,799.41/236,850.21 - Step 6: Final answer
x = 270,147.28
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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.