Finding the Fourth Proportional to 134,247.20, 201,140.40 and 63,975.20
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Solution
The fourth proportional to 134,247.20, 201,140.40 and 63,975.20 is: 95,853.00
Step by Step Solution
- Step 1: Write the proportion equation
134,247.20 : 201,140.40 = 63,975.20 : x - Step 2: Convert to fraction form
134,247.20/201,140.40 = 63,975.20/x - Step 3: Cross multiply
134,247.20x = 201,140.40 × 63,975.20 - Step 4: Simplify right side
134,247.20x = 12,867,997,318.08 - Step 5: Solve for x
x = 12,867,997,318.08/134,247.20 - Step 6: Final answer
x = 95,853.00
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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.