Finding the Fourth Proportional to 134,467.80, 201,701.70 and 64,483.80
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Solution
The fourth proportional to 134,467.80, 201,701.70 and 64,483.80 is: 96,725.70
Step by Step Solution
- Step 1: Write the proportion equation
134,467.80 : 201,701.70 = 64,483.80 : x - Step 2: Convert to fraction form
134,467.80/201,701.70 = 64,483.80/x - Step 3: Cross multiply
134,467.80x = 201,701.70 × 64,483.80 - Step 4: Simplify right side
134,467.80x = 13,006,492,082.46 - Step 5: Solve for x
x = 13,006,492,082.46/134,467.80 - Step 6: Final answer
x = 96,725.70
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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.