Finding the Fourth Proportional to 202,432.60, 303,735.30 and 97,197.40
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Solution
The fourth proportional to 202,432.60, 303,735.30 and 97,197.40 is: 145,837.58
Step by Step Solution
- Step 1: Write the proportion equation
202,432.60 : 303,735.30 = 97,197.40 : x - Step 2: Convert to fraction form
202,432.60/303,735.30 = 97,197.40/x - Step 3: Cross multiply
202,432.60x = 303,735.30 × 97,197.40 - Step 4: Simplify right side
202,432.60x = 29,522,281,448.22 - Step 5: Solve for x
x = 29,522,281,448.22/202,432.60 - Step 6: Final answer
x = 145,837.58
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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.