Finding the Fourth Proportional to 160,521.24, 240,560.43 and 121,034.96
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Solution
The fourth proportional to 160,521.24, 240,560.43 and 121,034.96 is: 181,385.47
Step by Step Solution
- Step 1: Write the proportion equation
160,521.24 : 240,560.43 = 121,034.96 : x - Step 2: Convert to fraction form
160,521.24/240,560.43 = 121,034.96/x - Step 3: Cross multiply
160,521.24x = 240,560.43 × 121,034.96 - Step 4: Simplify right side
160,521.24x = 29,116,221,948.87 - Step 5: Solve for x
x = 29,116,221,948.87/160,521.24 - Step 6: Final answer
x = 181,385.47
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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.