Finding the Fourth Proportional to 217,356.14, 326,035.34 and 98,944.67
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Solution
The fourth proportional to 217,356.14, 326,035.34 and 98,944.67 is: 148,417.52
Step by Step Solution
- Step 1: Write the proportion equation
217,356.14 : 326,035.34 = 98,944.67 : x - Step 2: Convert to fraction form
217,356.14/326,035.34 = 98,944.67/x - Step 3: Cross multiply
217,356.14x = 326,035.34 × 98,944.67 - Step 4: Simplify right side
217,356.14x = 32,259,458,629.91 - Step 5: Solve for x
x = 32,259,458,629.91/217,356.14 - Step 6: Final answer
x = 148,417.52
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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.