Finding the Fourth Proportional to 177,240.30, 265,910.68 and 72,134.70
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Solution
The fourth proportional to 177,240.30, 265,910.68 and 72,134.70 is: 108,222.49
Step by Step Solution
- Step 1: Write the proportion equation
177,240.30 : 265,910.68 = 72,134.70 : x - Step 2: Convert to fraction form
177,240.30/265,910.68 = 72,134.70/x - Step 3: Cross multiply
177,240.30x = 265,910.68 × 72,134.70 - Step 4: Simplify right side
177,240.30x = 19,181,387,128.60 - Step 5: Solve for x
x = 19,181,387,128.60/177,240.30 - Step 6: Final answer
x = 108,222.49
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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.