Finding the Fourth Proportional to 134,134.40, 201,201.60 and 67,548.80
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Solution
The fourth proportional to 134,134.40, 201,201.60 and 67,548.80 is: 101,323.20
Step by Step Solution
- Step 1: Write the proportion equation
134,134.40 : 201,201.60 = 67,548.80 : x - Step 2: Convert to fraction form
134,134.40/201,201.60 = 67,548.80/x - Step 3: Cross multiply
134,134.40x = 201,201.60 × 67,548.80 - Step 4: Simplify right side
134,134.40x = 13,590,926,638.08 - Step 5: Solve for x
x = 13,590,926,638.08/134,134.40 - Step 6: Final answer
x = 101,323.20
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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.