Finding the Fourth Proportional to 235,487.53, 324,981.35 and 134,904.97
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Solution
The fourth proportional to 235,487.53, 324,981.35 and 134,904.97 is: 186,173.76
Step by Step Solution
- Step 1: Write the proportion equation
235,487.53 : 324,981.35 = 134,904.97 : x - Step 2: Convert to fraction form
235,487.53/324,981.35 = 134,904.97/x - Step 3: Cross multiply
235,487.53x = 324,981.35 × 134,904.97 - Step 4: Simplify right side
235,487.53x = 43,841,599,272.31 - Step 5: Solve for x
x = 43,841,599,272.31/235,487.53 - Step 6: Final answer
x = 186,173.76
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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.