Finding the Fourth Proportional to 135,877.14, 202,900.66 and 110,966.60
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Solution
The fourth proportional to 135,877.14, 202,900.66 and 110,966.60 is: 165,702.61
Step by Step Solution
- Step 1: Write the proportion equation
135,877.14 : 202,900.66 = 110,966.60 : x - Step 2: Convert to fraction form
135,877.14/202,900.66 = 110,966.60/x - Step 3: Cross multiply
135,877.14x = 202,900.66 × 110,966.60 - Step 4: Simplify right side
135,877.14x = 22,515,196,377.96 - Step 5: Solve for x
x = 22,515,196,377.96/135,877.14 - Step 6: Final answer
x = 165,702.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.