Finding the Fourth Proportional to 169,378.91, 254,068.37 and 44,720.99
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Solution
The fourth proportional to 169,378.91, 254,068.37 and 44,720.99 is: 67,081.49
Step by Step Solution
- Step 1: Write the proportion equation
169,378.91 : 254,068.37 = 44,720.99 : x - Step 2: Convert to fraction form
169,378.91/254,068.37 = 44,720.99/x - Step 3: Cross multiply
169,378.91x = 254,068.37 × 44,720.99 - Step 4: Simplify right side
169,378.91x = 11,362,189,034.09 - Step 5: Solve for x
x = 11,362,189,034.09/169,378.91 - Step 6: Final answer
x = 67,081.49
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1.5x scale
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.