Finding the Fourth Proportional to 203,862.16, 305,327.67 and 97,321.06
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Solution
The fourth proportional to 203,862.16, 305,327.67 and 97,321.06 is: 145,759.33
Step by Step Solution
- Step 1: Write the proportion equation
203,862.16 : 305,327.67 = 97,321.06 : x - Step 2: Convert to fraction form
203,862.16/305,327.67 = 97,321.06/x - Step 3: Cross multiply
203,862.16x = 305,327.67 × 97,321.06 - Step 4: Simplify right side
203,862.16x = 29,714,812,491.73 - Step 5: Solve for x
x = 29,714,812,491.73/203,862.16 - Step 6: Final answer
x = 145,759.33
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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.