Finding the Fourth Proportional to 177,415.68, 266,250.24 and 130,790.40
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Solution
The fourth proportional to 177,415.68, 266,250.24 and 130,790.40 is: 196,279.02
Step by Step Solution
- Step 1: Write the proportion equation
177,415.68 : 266,250.24 = 130,790.40 : x - Step 2: Convert to fraction form
177,415.68/266,250.24 = 130,790.40/x - Step 3: Cross multiply
177,415.68x = 266,250.24 × 130,790.40 - Step 4: Simplify right side
177,415.68x = 34,822,975,389.70 - Step 5: Solve for x
x = 34,822,975,389.70/177,415.68 - Step 6: Final answer
x = 196,279.02
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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.