Finding the Fourth Proportional to 121,302.99, 181,929.39 and 32,535.38
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Solution
The fourth proportional to 121,302.99, 181,929.39 and 32,535.38 is: 48,796.33
Step by Step Solution
- Step 1: Write the proportion equation
121,302.99 : 181,929.39 = 32,535.38 : x - Step 2: Convert to fraction form
121,302.99/181,929.39 = 32,535.38/x - Step 3: Cross multiply
121,302.99x = 181,929.39 × 32,535.38 - Step 4: Simplify right side
121,302.99x = 5,919,140,927.17 - Step 5: Solve for x
x = 5,919,140,927.17/121,302.99 - Step 6: Final answer
x = 48,796.33
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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.