Finding the Fourth Proportional to 150,004.56, 207,025.34 and 85,496.99
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Solution
The fourth proportional to 150,004.56, 207,025.34 and 85,496.99 is: 117,996.70
Step by Step Solution
- Step 1: Write the proportion equation
150,004.56 : 207,025.34 = 85,496.99 : x - Step 2: Convert to fraction form
150,004.56/207,025.34 = 85,496.99/x - Step 3: Cross multiply
150,004.56x = 207,025.34 × 85,496.99 - Step 4: Simplify right side
150,004.56x = 17,700,042,442.04 - Step 5: Solve for x
x = 17,700,042,442.04/150,004.56 - Step 6: Final answer
x = 117,996.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.