Finding the Fourth Proportional to 202,455.70, 303,683.55 and 97,249.30
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Solution
The fourth proportional to 202,455.70, 303,683.55 and 97,249.30 is: 145,873.95
Step by Step Solution
- Step 1: Write the proportion equation
202,455.70 : 303,683.55 = 97,249.30 : x - Step 2: Convert to fraction form
202,455.70/303,683.55 = 97,249.30/x - Step 3: Cross multiply
202,455.70x = 303,683.55 × 97,249.30 - Step 4: Simplify right side
202,455.70x = 29,533,012,659.02 - Step 5: Solve for x
x = 29,533,012,659.02/202,455.70 - Step 6: Final answer
x = 145,873.95
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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.