Finding the Fourth Proportional to 150,267.69, 225,511.88 and 121,038.44
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Solution
The fourth proportional to 150,267.69, 225,511.88 and 121,038.44 is: 181,646.53
Step by Step Solution
- Step 1: Write the proportion equation
150,267.69 : 225,511.88 = 121,038.44 : x - Step 2: Convert to fraction form
150,267.69/225,511.88 = 121,038.44/x - Step 3: Cross multiply
150,267.69x = 225,511.88 × 121,038.44 - Step 4: Simplify right side
150,267.69x = 27,295,604,423.92 - Step 5: Solve for x
x = 27,295,604,423.92/150,267.69 - Step 6: Final answer
x = 181,646.53
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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.