Finding the Fourth Proportional to 134,102.07, 201,190.77 and 39,334.50
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Solution
The fourth proportional to 134,102.07, 201,190.77 and 39,334.50 is: 59,012.80
Step by Step Solution
- Step 1: Write the proportion equation
134,102.07 : 201,190.77 = 39,334.50 : x - Step 2: Convert to fraction form
134,102.07/201,190.77 = 39,334.50/x - Step 3: Cross multiply
134,102.07x = 201,190.77 × 39,334.50 - Step 4: Simplify right side
134,102.07x = 7,913,738,342.57 - Step 5: Solve for x
x = 7,913,738,342.57/134,102.07 - Step 6: Final answer
x = 59,012.80
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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.