Finding the Fourth Proportional to 182,879.86, 252,368.35 and 102,305.65
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Solution
The fourth proportional to 182,879.86, 252,368.35 and 102,305.65 is: 141,178.52
Step by Step Solution
- Step 1: Write the proportion equation
182,879.86 : 252,368.35 = 102,305.65 : x - Step 2: Convert to fraction form
182,879.86/252,368.35 = 102,305.65/x - Step 3: Cross multiply
182,879.86x = 252,368.35 × 102,305.65 - Step 4: Simplify right side
182,879.86x = 25,818,708,086.18 - Step 5: Solve for x
x = 25,818,708,086.18/182,879.86 - Step 6: Final answer
x = 141,178.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.