Finding the Fourth Proportional to 195,815.68, 270,267.68 and 119,359.68
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Solution
The fourth proportional to 195,815.68, 270,267.68 and 119,359.68 is: 164,741.98
Step by Step Solution
- Step 1: Write the proportion equation
195,815.68 : 270,267.68 = 119,359.68 : x - Step 2: Convert to fraction form
195,815.68/270,267.68 = 119,359.68/x - Step 3: Cross multiply
195,815.68x = 270,267.68 × 119,359.68 - Step 4: Simplify right side
195,815.68x = 32,259,063,799.14 - Step 5: Solve for x
x = 32,259,063,799.14/195,815.68 - Step 6: Final answer
x = 164,741.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.