Finding the Fourth Proportional to 177,886.10, 266,173.05 and 162,139.70
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Solution
The fourth proportional to 177,886.10, 266,173.05 and 162,139.70 is: 242,611.53
Step by Step Solution
- Step 1: Write the proportion equation
177,886.10 : 266,173.05 = 162,139.70 : x - Step 2: Convert to fraction form
177,886.10/266,173.05 = 162,139.70/x - Step 3: Cross multiply
177,886.10x = 266,173.05 × 162,139.70 - Step 4: Simplify right side
177,886.10x = 43,157,218,475.09 - Step 5: Solve for x
x = 43,157,218,475.09/177,886.10 - Step 6: Final answer
x = 242,611.53
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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.