Finding the Fourth Proportional to 160,758.23, 221,864.63 and 92,793.44
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Solution
The fourth proportional to 160,758.23, 221,864.63 and 92,793.44 is: 128,065.49
Step by Step Solution
- Step 1: Write the proportion equation
160,758.23 : 221,864.63 = 92,793.44 : x - Step 2: Convert to fraction form
160,758.23/221,864.63 = 92,793.44/x - Step 3: Cross multiply
160,758.23x = 221,864.63 × 92,793.44 - Step 4: Simplify right side
160,758.23x = 20,587,580,658.74 - Step 5: Solve for x
x = 20,587,580,658.74/160,758.23 - Step 6: Final answer
x = 128,065.49
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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.