Finding the Fourth Proportional to 150,267.19, 225,511.12 and 121,037.93
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Solution
The fourth proportional to 150,267.19, 225,511.12 and 121,037.93 is: 181,645.77
Step by Step Solution
- Step 1: Write the proportion equation
150,267.19 : 225,511.12 = 121,037.93 : x - Step 2: Convert to fraction form
150,267.19/225,511.12 = 121,037.93/x - Step 3: Cross multiply
150,267.19x = 225,511.12 × 121,037.93 - Step 4: Simplify right side
150,267.19x = 27,295,399,156.78 - Step 5: Solve for x
x = 27,295,399,156.78/150,267.19 - Step 6: Final answer
x = 181,645.77
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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.