Finding the Fourth Proportional to 84,537.63, 126,605.18 and 48,923.91
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Solution
The fourth proportional to 84,537.63, 126,605.18 and 48,923.91 is: 73,269.39
Step by Step Solution
- Step 1: Write the proportion equation
84,537.63 : 126,605.18 = 48,923.91 : x - Step 2: Convert to fraction form
84,537.63/126,605.18 = 48,923.91/x - Step 3: Cross multiply
84,537.63x = 126,605.18 × 48,923.91 - Step 4: Simplify right side
84,537.63x = 6,194,020,554.16 - Step 5: Solve for x
x = 6,194,020,554.16/84,537.63 - Step 6: Final answer
x = 73,269.39
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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.