Finding the Fourth Proportional to 177,305.20, 266,130.60 and 88,658.80
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Solution
The fourth proportional to 177,305.20, 266,130.60 and 88,658.80 is: 133,074.61
Step by Step Solution
- Step 1: Write the proportion equation
177,305.20 : 266,130.60 = 88,658.80 : x - Step 2: Convert to fraction form
177,305.20/266,130.60 = 88,658.80/x - Step 3: Cross multiply
177,305.20x = 266,130.60 × 88,658.80 - Step 4: Simplify right side
177,305.20x = 23,594,819,639.28 - Step 5: Solve for x
x = 23,594,819,639.28/177,305.20 - Step 6: Final answer
x = 133,074.61
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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.