Finding the Fourth Proportional to 134,112.08, 201,205.78 and 39,344.50
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Solution
The fourth proportional to 134,112.08, 201,205.78 and 39,344.50 is: 59,027.80
Step by Step Solution
- Step 1: Write the proportion equation
134,112.08 : 201,205.78 = 39,344.50 : x - Step 2: Convert to fraction form
134,112.08/201,205.78 = 39,344.50/x - Step 3: Cross multiply
134,112.08x = 201,205.78 × 39,344.50 - Step 4: Simplify right side
134,112.08x = 7,916,340,811.21 - Step 5: Solve for x
x = 7,916,340,811.21/134,112.08 - Step 6: Final answer
x = 59,027.80
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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.