Finding the Fourth Proportional to 236,546.10, 354,709.80 and 103,357.80
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Solution
The fourth proportional to 236,546.10, 354,709.80 and 103,357.80 is: 154,988.92
Step by Step Solution
- Step 1: Write the proportion equation
236,546.10 : 354,709.80 = 103,357.80 : x - Step 2: Convert to fraction form
236,546.10/354,709.80 = 103,357.80/x - Step 3: Cross multiply
236,546.10x = 354,709.80 × 103,357.80 - Step 4: Simplify right side
236,546.10x = 36,662,024,566.44 - Step 5: Solve for x
x = 36,662,024,566.44/236,546.10 - Step 6: Final answer
x = 154,988.92
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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.