Finding the Fourth Proportional to 97,288.97, 134,265.06 and 54,850.23
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Solution
The fourth proportional to 97,288.97, 134,265.06 and 54,850.23 is: 75,696.86
Step by Step Solution
- Step 1: Write the proportion equation
97,288.97 : 134,265.06 = 54,850.23 : x - Step 2: Convert to fraction form
97,288.97/134,265.06 = 54,850.23/x - Step 3: Cross multiply
97,288.97x = 134,265.06 × 54,850.23 - Step 4: Simplify right side
97,288.97x = 7,364,469,421.96 - Step 5: Solve for x
x = 7,364,469,421.96/97,288.97 - Step 6: Final answer
x = 75,696.86
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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.