Finding the Fourth Proportional to 150,328.19, 207,444.87 and 82,341.65
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Solution
The fourth proportional to 150,328.19, 207,444.87 and 82,341.65 is: 113,627.08
Step by Step Solution
- Step 1: Write the proportion equation
150,328.19 : 207,444.87 = 82,341.65 : x - Step 2: Convert to fraction form
150,328.19/207,444.87 = 82,341.65/x - Step 3: Cross multiply
150,328.19x = 207,444.87 × 82,341.65 - Step 4: Simplify right side
150,328.19x = 17,081,352,879.84 - Step 5: Solve for x
x = 17,081,352,879.84/150,328.19 - Step 6: Final answer
x = 113,627.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.