Finding the Fourth Proportional to 235,483.08, 324,956.76 and 133,515.39
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Solution
The fourth proportional to 235,483.08, 324,956.76 and 133,515.39 is: 184,245.63
Step by Step Solution
- Step 1: Write the proportion equation
235,483.08 : 324,956.76 = 133,515.39 : x - Step 2: Convert to fraction form
235,483.08/324,956.76 = 133,515.39/x - Step 3: Cross multiply
235,483.08x = 324,956.76 × 133,515.39 - Step 4: Simplify right side
235,483.08x = 43,386,728,544.54 - Step 5: Solve for x
x = 43,386,728,544.54/235,483.08 - Step 6: Final answer
x = 184,245.63
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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.