Finding the Fourth Proportional to 101,213.49, 151,718.62 and 34,608.06
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Solution
The fourth proportional to 101,213.49, 151,718.62 and 34,608.06 is: 51,877.34
Step by Step Solution
- Step 1: Write the proportion equation
101,213.49 : 151,718.62 = 34,608.06 : x - Step 2: Convert to fraction form
101,213.49/151,718.62 = 34,608.06/x - Step 3: Cross multiply
101,213.49x = 151,718.62 × 34,608.06 - Step 4: Simplify right side
101,213.49x = 5,250,686,931.04 - Step 5: Solve for x
x = 5,250,686,931.04/101,213.49 - Step 6: Final answer
x = 51,877.34
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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.