Finding the Fourth Proportional to 134,251.70, 201,147.15 and 63,979.70
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Solution
The fourth proportional to 134,251.70, 201,147.15 and 63,979.70 is: 95,859.75
Step by Step Solution
- Step 1: Write the proportion equation
134,251.70 : 201,147.15 = 63,979.70 : x - Step 2: Convert to fraction form
134,251.70/201,147.15 = 63,979.70/x - Step 3: Cross multiply
134,251.70x = 201,147.15 × 63,979.70 - Step 4: Simplify right side
134,251.70x = 12,869,334,312.86 - Step 5: Solve for x
x = 12,869,334,312.86/134,251.70 - Step 6: Final answer
x = 95,859.75
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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.