Finding the Fourth Proportional to 163,094.64, 225,078.18 and 101,877.09
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Solution
The fourth proportional to 163,094.64, 225,078.18 and 101,877.09 is: 140,595.12
Step by Step Solution
- Step 1: Write the proportion equation
163,094.64 : 225,078.18 = 101,877.09 : x - Step 2: Convert to fraction form
163,094.64/225,078.18 = 101,877.09/x - Step 3: Cross multiply
163,094.64x = 225,078.18 × 101,877.09 - Step 4: Simplify right side
163,094.64x = 22,930,310,000.90 - Step 5: Solve for x
x = 22,930,310,000.90/163,094.64 - Step 6: Final answer
x = 140,595.12
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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.