Finding the Fourth Proportional to 177,540.10, 266,310.15 and 118,053.70
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Solution
The fourth proportional to 177,540.10, 266,310.15 and 118,053.70 is: 177,080.55
Step by Step Solution
- Step 1: Write the proportion equation
177,540.10 : 266,310.15 = 118,053.70 : x - Step 2: Convert to fraction form
177,540.10/266,310.15 = 118,053.70/x - Step 3: Cross multiply
177,540.10x = 266,310.15 × 118,053.70 - Step 4: Simplify right side
177,540.10x = 31,438,898,555.06 - Step 5: Solve for x
x = 31,438,898,555.06/177,540.10 - Step 6: Final answer
x = 177,080.55
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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.