Finding the Fourth Proportional to 235,105.13, 324,445.14 and 134,503.13
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Solution
The fourth proportional to 235,105.13, 324,445.14 and 134,503.13 is: 185,614.35
Step by Step Solution
- Step 1: Write the proportion equation
235,105.13 : 324,445.14 = 134,503.13 : x - Step 2: Convert to fraction form
235,105.13/324,445.14 = 134,503.13/x - Step 3: Cross multiply
235,105.13x = 324,445.14 × 134,503.13 - Step 4: Simplify right side
235,105.13x = 43,638,885,221.06 - Step 5: Solve for x
x = 43,638,885,221.06/235,105.13 - Step 6: Final answer
x = 185,614.35
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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.