Finding the Fourth Proportional to 236,501.80, 354,752.70 and 124,138.60
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Solution
The fourth proportional to 236,501.80, 354,752.70 and 124,138.60 is: 186,207.90
Step by Step Solution
- Step 1: Write the proportion equation
236,501.80 : 354,752.70 = 124,138.60 : x - Step 2: Convert to fraction form
236,501.80/354,752.70 = 124,138.60/x - Step 3: Cross multiply
236,501.80x = 354,752.70 × 124,138.60 - Step 4: Simplify right side
236,501.80x = 44,038,503,524.22 - Step 5: Solve for x
x = 44,038,503,524.22/236,501.80 - Step 6: Final answer
x = 186,207.90
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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.