Finding the Fourth Proportional to 150,596.13, 207,822.72 and 83,528.13
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Solution
The fourth proportional to 150,596.13, 207,822.72 and 83,528.13 is: 115,268.85
Step by Step Solution
- Step 1: Write the proportion equation
150,596.13 : 207,822.72 = 83,528.13 : x - Step 2: Convert to fraction form
150,596.13/207,822.72 = 83,528.13/x - Step 3: Cross multiply
150,596.13x = 207,822.72 × 83,528.13 - Step 4: Simplify right side
150,596.13x = 17,359,043,173.11 - Step 5: Solve for x
x = 17,359,043,173.11/150,596.13 - Step 6: Final answer
x = 115,268.85
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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.