Finding the Fourth Proportional to 169,219.26, 233,460.75 and 101,238.18
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Solution
The fourth proportional to 169,219.26, 233,460.75 and 101,238.18 is: 139,671.70
Step by Step Solution
- Step 1: Write the proportion equation
169,219.26 : 233,460.75 = 101,238.18 : x - Step 2: Convert to fraction form
169,219.26/233,460.75 = 101,238.18/x - Step 3: Cross multiply
169,219.26x = 233,460.75 × 101,238.18 - Step 4: Simplify right side
169,219.26x = 23,635,141,431.44 - Step 5: Solve for x
x = 23,635,141,431.44/169,219.26 - Step 6: Final answer
x = 139,671.70
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1.5x scale
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.