Finding the Fourth Proportional to 177,379.67, 265,925.84 and 121,077.99
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Solution
The fourth proportional to 177,379.67, 265,925.84 and 121,077.99 is: 181,518.91
Step by Step Solution
- Step 1: Write the proportion equation
177,379.67 : 265,925.84 = 121,077.99 : x - Step 2: Convert to fraction form
177,379.67/265,925.84 = 121,077.99/x - Step 3: Cross multiply
177,379.67x = 265,925.84 × 121,077.99 - Step 4: Simplify right side
177,379.67x = 32,197,765,590.87 - Step 5: Solve for x
x = 32,197,765,590.87/177,379.67 - Step 6: Final answer
x = 181,518.91
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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.