Finding the Fourth Proportional to 261,719.04, 392,682.24 and 95,623.68
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Solution
The fourth proportional to 261,719.04, 392,682.24 and 95,623.68 is: 143,473.40
Step by Step Solution
- Step 1: Write the proportion equation
261,719.04 : 392,682.24 = 95,623.68 : x - Step 2: Convert to fraction form
261,719.04/392,682.24 = 95,623.68/x - Step 3: Cross multiply
261,719.04x = 392,682.24 × 95,623.68 - Step 4: Simplify right side
261,719.04x = 37,549,720,859.44 - Step 5: Solve for x
x = 37,549,720,859.44/261,719.04 - Step 6: Final answer
x = 143,473.40
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1.5x scale
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.