Finding the Fourth Proportional to 75,177.04, 103,694.34 and 48,353.48
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Solution
The fourth proportional to 75,177.04, 103,694.34 and 48,353.48 is: 66,695.66
Step by Step Solution
- Step 1: Write the proportion equation
75,177.04 : 103,694.34 = 48,353.48 : x - Step 2: Convert to fraction form
75,177.04/103,694.34 = 48,353.48/x - Step 3: Cross multiply
75,177.04x = 103,694.34 × 48,353.48 - Step 4: Simplify right side
75,177.04x = 5,013,982,195.30 - Step 5: Solve for x
x = 5,013,982,195.30/75,177.04 - Step 6: Final answer
x = 66,695.66
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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.