Finding the Fourth Proportional to 134,093.45, 201,164.76 and 63,972.75
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Solution
The fourth proportional to 134,093.45, 201,164.76 and 63,972.75 is: 95,970.85
Step by Step Solution
- Step 1: Write the proportion equation
134,093.45 : 201,164.76 = 63,972.75 : x - Step 2: Convert to fraction form
134,093.45/201,164.76 = 63,972.75/x - Step 3: Cross multiply
134,093.45x = 201,164.76 × 63,972.75 - Step 4: Simplify right side
134,093.45x = 12,869,062,900.29 - Step 5: Solve for x
x = 12,869,062,900.29/134,093.45 - Step 6: Final answer
x = 95,970.85
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1.5x scale
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.