Finding the Fourth Proportional to 188,125.58, 282,114.86 and 68,154.05
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Solution
The fourth proportional to 188,125.58, 282,114.86 and 68,154.05 is: 102,204.44
Step by Step Solution
- Step 1: Write the proportion equation
188,125.58 : 282,114.86 = 68,154.05 : x - Step 2: Convert to fraction form
188,125.58/282,114.86 = 68,154.05/x - Step 3: Cross multiply
188,125.58x = 282,114.86 × 68,154.05 - Step 4: Simplify right side
188,125.58x = 19,227,270,274.18 - Step 5: Solve for x
x = 19,227,270,274.18/188,125.58 - Step 6: Final answer
x = 102,204.44
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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.