Finding the Fourth Proportional to 110,844.80, 166,288.80 and 47,664.80
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Solution
The fourth proportional to 110,844.80, 166,288.80 and 47,664.80 is: 71,506.49
Step by Step Solution
- Step 1: Write the proportion equation
110,844.80 : 166,288.80 = 47,664.80 : x - Step 2: Convert to fraction form
110,844.80/166,288.80 = 47,664.80/x - Step 3: Cross multiply
110,844.80x = 166,288.80 × 47,664.80 - Step 4: Simplify right side
110,844.80x = 7,926,122,394.24 - Step 5: Solve for x
x = 7,926,122,394.24/110,844.80 - Step 6: Final answer
x = 71,506.49
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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.