Finding the Fourth Proportional to 150,549.44, 207,236.68 and 130,122.11
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Solution
The fourth proportional to 150,549.44, 207,236.68 and 130,122.11 is: 179,117.74
Step by Step Solution
- Step 1: Write the proportion equation
150,549.44 : 207,236.68 = 130,122.11 : x - Step 2: Convert to fraction form
150,549.44/207,236.68 = 130,122.11/x - Step 3: Cross multiply
150,549.44x = 207,236.68 × 130,122.11 - Step 4: Simplify right side
150,549.44x = 26,966,074,263.78 - Step 5: Solve for x
x = 26,966,074,263.78/150,549.44 - Step 6: Final answer
x = 179,117.74
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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.