Finding the Fourth Proportional to 235,220.01, 324,580.20 and 133,225.12
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Solution
The fourth proportional to 235,220.01, 324,580.20 and 133,225.12 is: 183,837.39
Step by Step Solution
- Step 1: Write the proportion equation
235,220.01 : 324,580.20 = 133,225.12 : x - Step 2: Convert to fraction form
235,220.01/324,580.20 = 133,225.12/x - Step 3: Cross multiply
235,220.01x = 324,580.20 × 133,225.12 - Step 4: Simplify right side
235,220.01x = 43,242,233,805.60 - Step 5: Solve for x
x = 43,242,233,805.60/235,220.01 - Step 6: Final answer
x = 183,837.39
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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.