Finding the Fourth Proportional to 121,346.78, 182,007.87 and 32,588.75
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Solution
The fourth proportional to 121,346.78, 182,007.87 and 32,588.75 is: 48,879.82
Step by Step Solution
- Step 1: Write the proportion equation
121,346.78 : 182,007.87 = 32,588.75 : x - Step 2: Convert to fraction form
121,346.78/182,007.87 = 32,588.75/x - Step 3: Cross multiply
121,346.78x = 182,007.87 × 32,588.75 - Step 4: Simplify right side
121,346.78x = 5,931,409,306.27 - Step 5: Solve for x
x = 5,931,409,306.27/121,346.78 - Step 6: Final answer
x = 48,879.82
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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.