Finding the Fourth Proportional to 101,304.44, 139,793.14 and 55,982
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Solution
The fourth proportional to 101,304.44, 139,793.14 and 55,982 is: 77,251.30
Step by Step Solution
- Step 1: Write the proportion equation
101,304.44 : 139,793.14 = 55,982 : x - Step 2: Convert to fraction form
101,304.44/139,793.14 = 55,982/x - Step 3: Cross multiply
101,304.44x = 139,793.14 × 55,982 - Step 4: Simplify right side
101,304.44x = 7,825,899,563.48 - Step 5: Solve for x
x = 7,825,899,563.48/101,304.44 - Step 6: Final answer
x = 77,251.30
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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.