Finding the Fourth Proportional to 134,886.30, 202,329.45 and 64,748.70
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Solution
The fourth proportional to 134,886.30, 202,329.45 and 64,748.70 is: 97,123.05
Step by Step Solution
- Step 1: Write the proportion equation
134,886.30 : 202,329.45 = 64,748.70 : x - Step 2: Convert to fraction form
134,886.30/202,329.45 = 64,748.70/x - Step 3: Cross multiply
134,886.30x = 202,329.45 × 64,748.70 - Step 4: Simplify right side
134,886.30x = 13,100,568,859.22 - Step 5: Solve for x
x = 13,100,568,859.22/134,886.30 - Step 6: Final answer
x = 97,123.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.