Finding the Fourth Proportional to 146,801.22, 202,584.57 and 79,733.70
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Solution
The fourth proportional to 146,801.22, 202,584.57 and 79,733.70 is: 110,031.90
Step by Step Solution
- Step 1: Write the proportion equation
146,801.22 : 202,584.57 = 79,733.70 : x - Step 2: Convert to fraction form
146,801.22/202,584.57 = 79,733.70/x - Step 3: Cross multiply
146,801.22x = 202,584.57 × 79,733.70 - Step 4: Simplify right side
146,801.22x = 16,152,817,329.01 - Step 5: Solve for x
x = 16,152,817,329.01/146,801.22 - Step 6: Final answer
x = 110,031.90
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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.