Finding the Fourth Proportional to 177,514.14, 266,115.68 and 66,783.90
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Solution
The fourth proportional to 177,514.14, 266,115.68 and 66,783.90 is: 100,117.34
Step by Step Solution
- Step 1: Write the proportion equation
177,514.14 : 266,115.68 = 66,783.90 : x - Step 2: Convert to fraction form
177,514.14/266,115.68 = 66,783.90/x - Step 3: Cross multiply
177,514.14x = 266,115.68 × 66,783.90 - Step 4: Simplify right side
177,514.14x = 17,772,242,961.55 - Step 5: Solve for x
x = 17,772,242,961.55/177,514.14 - Step 6: Final answer
x = 100,117.34
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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.