Finding the Fourth Proportional to 146,704.68, 202,457.28 and 83,041.11
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Solution
The fourth proportional to 146,704.68, 202,457.28 and 83,041.11 is: 114,599.46
Step by Step Solution
- Step 1: Write the proportion equation
146,704.68 : 202,457.28 = 83,041.11 : x - Step 2: Convert to fraction form
146,704.68/202,457.28 = 83,041.11/x - Step 3: Cross multiply
146,704.68x = 202,457.28 × 83,041.11 - Step 4: Simplify right side
146,704.68x = 16,812,277,258.78 - Step 5: Solve for x
x = 16,812,277,258.78/146,704.68 - Step 6: Final answer
x = 114,599.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.