Finding the Fourth Proportional to 177,925.36, 266,917.20 and 84,380.08
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Solution
The fourth proportional to 177,925.36, 266,917.20 and 84,380.08 is: 126,583.95
Step by Step Solution
- Step 1: Write the proportion equation
177,925.36 : 266,917.20 = 84,380.08 : x - Step 2: Convert to fraction form
177,925.36/266,917.20 = 84,380.08/x - Step 3: Cross multiply
177,925.36x = 266,917.20 × 84,380.08 - Step 4: Simplify right side
177,925.36x = 22,522,494,689.38 - Step 5: Solve for x
x = 22,522,494,689.38/177,925.36 - Step 6: Final answer
x = 126,583.95
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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.