Finding the Fourth Proportional to 110,037.40, 165,029.50 and 50,816.12
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Solution
The fourth proportional to 110,037.40, 165,029.50 and 50,816.12 is: 76,211.90
Step by Step Solution
- Step 1: Write the proportion equation
110,037.40 : 165,029.50 = 50,816.12 : x - Step 2: Convert to fraction form
110,037.40/165,029.50 = 50,816.12/x - Step 3: Cross multiply
110,037.40x = 165,029.50 × 50,816.12 - Step 4: Simplify right side
110,037.40x = 8,386,158,875.54 - Step 5: Solve for x
x = 8,386,158,875.54/110,037.40 - Step 6: Final answer
x = 76,211.90
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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.