Finding the Fourth Proportional to 150,220.63, 207,304.47 and 83,152.63
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Solution
The fourth proportional to 150,220.63, 207,304.47 and 83,152.63 is: 114,750.62
Step by Step Solution
- Step 1: Write the proportion equation
150,220.63 : 207,304.47 = 83,152.63 : x - Step 2: Convert to fraction form
150,220.63/207,304.47 = 83,152.63/x - Step 3: Cross multiply
150,220.63x = 207,304.47 × 83,152.63 - Step 4: Simplify right side
150,220.63x = 17,237,910,438.97 - Step 5: Solve for x
x = 17,237,910,438.97/150,220.63 - Step 6: Final answer
x = 114,750.62
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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.