Finding the Fourth Proportional to 150,132.84, 207,186.34 and 83,065.96
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Solution
The fourth proportional to 150,132.84, 207,186.34 and 83,065.96 is: 114,632.70
Step by Step Solution
- Step 1: Write the proportion equation
150,132.84 : 207,186.34 = 83,065.96 : x - Step 2: Convert to fraction form
150,132.84/207,186.34 = 83,065.96/x - Step 3: Cross multiply
150,132.84x = 207,186.34 × 83,065.96 - Step 4: Simplify right side
150,132.84x = 17,210,132,230.99 - Step 5: Solve for x
x = 17,210,132,230.99/150,132.84 - Step 6: Final answer
x = 114,632.70
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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.