Finding the Fourth Proportional to 134,436.99, 201,622.01 and 40,941.39
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Solution
The fourth proportional to 134,436.99, 201,622.01 and 40,941.39 is: 61,401.89
Step by Step Solution
- Step 1: Write the proportion equation
134,436.99 : 201,622.01 = 40,941.39 : x - Step 2: Convert to fraction form
134,436.99/201,622.01 = 40,941.39/x - Step 3: Cross multiply
134,436.99x = 201,622.01 × 40,941.39 - Step 4: Simplify right side
134,436.99x = 8,254,685,139.29 - Step 5: Solve for x
x = 8,254,685,139.29/134,436.99 - Step 6: Final answer
x = 61,401.89
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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.