Finding the Fourth Proportional to 124,384.68, 186,541.02 and 54,247.08
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Solution
The fourth proportional to 124,384.68, 186,541.02 and 54,247.08 is: 81,354.92
Step by Step Solution
- Step 1: Write the proportion equation
124,384.68 : 186,541.02 = 54,247.08 : x - Step 2: Convert to fraction form
124,384.68/186,541.02 = 54,247.08/x - Step 3: Cross multiply
124,384.68x = 186,541.02 × 54,247.08 - Step 4: Simplify right side
124,384.68x = 10,119,305,635.22 - Step 5: Solve for x
x = 10,119,305,635.22/124,384.68 - Step 6: Final answer
x = 81,354.92
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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.