Finding the Fourth Proportional to 177,659.70, 266,489.55 and 51,299.70
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Solution
The fourth proportional to 177,659.70, 266,489.55 and 51,299.70 is: 76,949.55
Step by Step Solution
- Step 1: Write the proportion equation
177,659.70 : 266,489.55 = 51,299.70 : x - Step 2: Convert to fraction form
177,659.70/266,489.55 = 51,299.70/x - Step 3: Cross multiply
177,659.70x = 266,489.55 × 51,299.70 - Step 4: Simplify right side
177,659.70x = 13,670,833,968.14 - Step 5: Solve for x
x = 13,670,833,968.14/177,659.70 - Step 6: Final answer
x = 76,949.55
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Similar ratio
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1.5x scale
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.