Finding the Fourth Proportional to 134,126.21, 201,220.48 and 39,352.57
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Solution
The fourth proportional to 134,126.21, 201,220.48 and 39,352.57 is: 59,037.99
Step by Step Solution
- Step 1: Write the proportion equation
134,126.21 : 201,220.48 = 39,352.57 : x - Step 2: Convert to fraction form
134,126.21/201,220.48 = 39,352.57/x - Step 3: Cross multiply
134,126.21x = 201,220.48 × 39,352.57 - Step 4: Simplify right side
134,126.21x = 7,918,542,423.20 - Step 5: Solve for x
x = 7,918,542,423.20/134,126.21 - Step 6: Final answer
x = 59,037.99
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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.