Finding the Fourth Proportional to 110,749.19, 166,197.15 and 60,864.12
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Solution
The fourth proportional to 110,749.19, 166,197.15 and 60,864.12 is: 91,336.50
Step by Step Solution
- Step 1: Write the proportion equation
110,749.19 : 166,197.15 = 60,864.12 : x - Step 2: Convert to fraction form
110,749.19/166,197.15 = 60,864.12/x - Step 3: Cross multiply
110,749.19x = 166,197.15 × 60,864.12 - Step 4: Simplify right side
110,749.19x = 10,115,443,281.26 - Step 5: Solve for x
x = 10,115,443,281.26/110,749.19 - Step 6: Final answer
x = 91,336.50
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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.