Finding the Fourth Proportional to 177,461.40, 266,060.80 and 83,857.80
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Solution
The fourth proportional to 177,461.40, 266,060.80 and 83,857.80 is: 125,724.66
Step by Step Solution
- Step 1: Write the proportion equation
177,461.40 : 266,060.80 = 83,857.80 : x - Step 2: Convert to fraction form
177,461.40/266,060.80 = 83,857.80/x - Step 3: Cross multiply
177,461.40x = 266,060.80 × 83,857.80 - Step 4: Simplify right side
177,461.40x = 22,311,273,354.24 - Step 5: Solve for x
x = 22,311,273,354.24/177,461.40 - Step 6: Final answer
x = 125,724.66
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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.