Finding the Fourth Proportional to 177,703.70, 266,391.51 and 88,879.91
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Solution
The fourth proportional to 177,703.70, 266,391.51 and 88,879.91 is: 133,237.82
Step by Step Solution
- Step 1: Write the proportion equation
177,703.70 : 266,391.51 = 88,879.91 : x - Step 2: Convert to fraction form
177,703.70/266,391.51 = 88,879.91/x - Step 3: Cross multiply
177,703.70x = 266,391.51 × 88,879.91 - Step 4: Simplify right side
177,703.70x = 23,676,852,101.61 - Step 5: Solve for x
x = 23,676,852,101.61/177,703.70 - Step 6: Final answer
x = 133,237.82
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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.