Finding the Fourth Proportional to 235,621.10, 325,162.76 and 133,653.44
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Solution
The fourth proportional to 235,621.10, 325,162.76 and 133,653.44 is: 184,444.95
Step by Step Solution
- Step 1: Write the proportion equation
235,621.10 : 325,162.76 = 133,653.44 : x - Step 2: Convert to fraction form
235,621.10/325,162.76 = 133,653.44/x - Step 3: Cross multiply
235,621.10x = 325,162.76 × 133,653.44 - Step 4: Simplify right side
235,621.10x = 43,459,121,578.53 - Step 5: Solve for x
x = 43,459,121,578.53/235,621.10 - Step 6: Final answer
x = 184,444.95
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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.