Finding the Fourth Proportional to 134,075.60, 201,157.14 and 63,945.80
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Solution
The fourth proportional to 134,075.60, 201,157.14 and 63,945.80 is: 95,939.56
Step by Step Solution
- Step 1: Write the proportion equation
134,075.60 : 201,157.14 = 63,945.80 : x - Step 2: Convert to fraction form
134,075.60/201,157.14 = 63,945.80/x - Step 3: Cross multiply
134,075.60x = 201,157.14 × 63,945.80 - Step 4: Simplify right side
134,075.60x = 12,863,154,243.01 - Step 5: Solve for x
x = 12,863,154,243.01/134,075.60 - Step 6: Final answer
x = 95,939.56
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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.