Finding the Fourth Proportional to 95,486.48, 131,775.36 and 53,048.96
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Solution
The fourth proportional to 95,486.48, 131,775.36 and 53,048.96 is: 73,209.80
Step by Step Solution
- Step 1: Write the proportion equation
95,486.48 : 131,775.36 = 53,048.96 : x - Step 2: Convert to fraction form
95,486.48/131,775.36 = 53,048.96/x - Step 3: Cross multiply
95,486.48x = 131,775.36 × 53,048.96 - Step 4: Simplify right side
95,486.48x = 6,990,545,801.63 - Step 5: Solve for x
x = 6,990,545,801.63/95,486.48 - Step 6: Final answer
x = 73,209.80
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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.