Finding the Fourth Proportional to 97,063.92, 134,029.08 and 65,337.84
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Solution
The fourth proportional to 97,063.92, 134,029.08 and 65,337.84 is: 90,220.66
Step by Step Solution
- Step 1: Write the proportion equation
97,063.92 : 134,029.08 = 65,337.84 : x - Step 2: Convert to fraction form
97,063.92/134,029.08 = 65,337.84/x - Step 3: Cross multiply
97,063.92x = 134,029.08 × 65,337.84 - Step 4: Simplify right side
97,063.92x = 8,757,170,584.39 - Step 5: Solve for x
x = 8,757,170,584.39/97,063.92 - Step 6: Final answer
x = 90,220.66
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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.