Finding the Fourth Proportional to 201,129.96, 301,235.70 and 96,022.80
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Solution
The fourth proportional to 201,129.96, 301,235.70 and 96,022.80 is: 143,814.95
Step by Step Solution
- Step 1: Write the proportion equation
201,129.96 : 301,235.70 = 96,022.80 : x - Step 2: Convert to fraction form
201,129.96/301,235.70 = 96,022.80/x - Step 3: Cross multiply
201,129.96x = 301,235.70 × 96,022.80 - Step 4: Simplify right side
201,129.96x = 28,925,495,373.96 - Step 5: Solve for x
x = 28,925,495,373.96/201,129.96 - Step 6: Final answer
x = 143,814.95
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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.