Finding the Fourth Proportional to 226,485.07, 312,550.41 and 124,519.53
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Solution
The fourth proportional to 226,485.07, 312,550.41 and 124,519.53 is: 171,837.52
Step by Step Solution
- Step 1: Write the proportion equation
226,485.07 : 312,550.41 = 124,519.53 : x - Step 2: Convert to fraction form
226,485.07/312,550.41 = 124,519.53/x - Step 3: Cross multiply
226,485.07x = 312,550.41 × 124,519.53 - Step 4: Simplify right side
226,485.07x = 38,918,631,793.52 - Step 5: Solve for x
x = 38,918,631,793.52/226,485.07 - Step 6: Final answer
x = 171,837.52
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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.