Finding the Fourth Proportional to 150,582.08, 207,803.28 and 83,514.08
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Solution
The fourth proportional to 150,582.08, 207,803.28 and 83,514.08 is: 115,249.44
Step by Step Solution
- Step 1: Write the proportion equation
150,582.08 : 207,803.28 = 83,514.08 : x - Step 2: Convert to fraction form
150,582.08/207,803.28 = 83,514.08/x - Step 3: Cross multiply
150,582.08x = 207,803.28 × 83,514.08 - Step 4: Simplify right side
150,582.08x = 17,354,499,750.18 - Step 5: Solve for x
x = 17,354,499,750.18/150,582.08 - Step 6: Final answer
x = 115,249.44
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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.