Finding the Fourth Proportional to 122,176.71, 183,152.30 and 84,754.44
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Solution
The fourth proportional to 122,176.71, 183,152.30 and 84,754.44 is: 127,053.43
Step by Step Solution
- Step 1: Write the proportion equation
122,176.71 : 183,152.30 = 84,754.44 : x - Step 2: Convert to fraction form
122,176.71/183,152.30 = 84,754.44/x - Step 3: Cross multiply
122,176.71x = 183,152.30 × 84,754.44 - Step 4: Simplify right side
122,176.71x = 15,522,970,197.44 - Step 5: Solve for x
x = 15,522,970,197.44/122,176.71 - Step 6: Final answer
x = 127,053.43
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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.