Finding the Fourth Proportional to 150,366.13, 207,513.97 and 82,383.23
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Solution
The fourth proportional to 150,366.13, 207,513.97 and 82,383.23 is: 113,693.63
Step by Step Solution
- Step 1: Write the proportion equation
150,366.13 : 207,513.97 = 82,383.23 : x - Step 2: Convert to fraction form
150,366.13/207,513.97 = 82,383.23/x - Step 3: Cross multiply
150,366.13x = 207,513.97 × 82,383.23 - Step 4: Simplify right side
150,366.13x = 17,095,671,431.55 - Step 5: Solve for x
x = 17,095,671,431.55/150,366.13 - Step 6: Final answer
x = 113,693.63
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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.