Finding the Fourth Proportional to 169,245.09, 233,553.12 and 92,762.52
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Solution
The fourth proportional to 169,245.09, 233,553.12 and 92,762.52 is: 128,009.48
Step by Step Solution
- Step 1: Write the proportion equation
169,245.09 : 233,553.12 = 92,762.52 : x - Step 2: Convert to fraction form
169,245.09/233,553.12 = 92,762.52/x - Step 3: Cross multiply
169,245.09x = 233,553.12 × 92,762.52 - Step 4: Simplify right side
169,245.09x = 21,664,975,965.06 - Step 5: Solve for x
x = 21,664,975,965.06/169,245.09 - Step 6: Final answer
x = 128,009.48
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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.