Finding the Fourth Proportional to 160,273.24, 221,193.18 and 88,658.68
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Solution
The fourth proportional to 160,273.24, 221,193.18 and 88,658.68 is: 122,357.89
Step by Step Solution
- Step 1: Write the proportion equation
160,273.24 : 221,193.18 = 88,658.68 : x - Step 2: Convert to fraction form
160,273.24/221,193.18 = 88,658.68/x - Step 3: Cross multiply
160,273.24x = 221,193.18 × 88,658.68 - Step 4: Simplify right side
160,273.24x = 19,610,695,363.80 - Step 5: Solve for x
x = 19,610,695,363.80/160,273.24 - Step 6: Final answer
x = 122,357.89
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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.