Finding the Fourth Proportional to 169,437.12, 254,081.85 and 57,096.39
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Solution
The fourth proportional to 169,437.12, 254,081.85 and 57,096.39 is: 85,619.71
Step by Step Solution
- Step 1: Write the proportion equation
169,437.12 : 254,081.85 = 57,096.39 : x - Step 2: Convert to fraction form
169,437.12/254,081.85 = 57,096.39/x - Step 3: Cross multiply
169,437.12x = 254,081.85 × 57,096.39 - Step 4: Simplify right side
169,437.12x = 14,507,157,138.22 - Step 5: Solve for x
x = 14,507,157,138.22/169,437.12 - Step 6: Final answer
x = 85,619.71
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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.