Finding the Fourth Proportional to 236,177.76, 354,267.02 and 71,861.62
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Solution
The fourth proportional to 236,177.76, 354,267.02 and 71,861.62 is: 107,792.55
Step by Step Solution
- Step 1: Write the proportion equation
236,177.76 : 354,267.02 = 71,861.62 : x - Step 2: Convert to fraction form
236,177.76/354,267.02 = 71,861.62/x - Step 3: Cross multiply
236,177.76x = 354,267.02 × 71,861.62 - Step 4: Simplify right side
236,177.76x = 25,458,201,969.77 - Step 5: Solve for x
x = 25,458,201,969.77/236,177.76 - Step 6: Final answer
x = 107,792.55
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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.