Finding the Fourth Proportional to 178,258.99, 267,199.40 and 83,409.26
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Solution
The fourth proportional to 178,258.99, 267,199.40 and 83,409.26 is: 125,025.42
Step by Step Solution
- Step 1: Write the proportion equation
178,258.99 : 267,199.40 = 83,409.26 : x - Step 2: Convert to fraction form
178,258.99/267,199.40 = 83,409.26/x - Step 3: Cross multiply
178,258.99x = 267,199.40 × 83,409.26 - Step 4: Simplify right side
178,258.99x = 22,286,904,226.44 - Step 5: Solve for x
x = 22,286,904,226.44/178,258.99 - Step 6: Final answer
x = 125,025.42
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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.