Finding the Fourth Proportional to 159,980.48, 239,367.68 and 95,700.48
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Solution
The fourth proportional to 159,980.48, 239,367.68 and 95,700.48 is: 143,189.98
Step by Step Solution
- Step 1: Write the proportion equation
159,980.48 : 239,367.68 = 95,700.48 : x - Step 2: Convert to fraction form
159,980.48/239,367.68 = 95,700.48/x - Step 3: Cross multiply
159,980.48x = 239,367.68 × 95,700.48 - Step 4: Simplify right side
159,980.48x = 22,907,601,872.49 - Step 5: Solve for x
x = 22,907,601,872.49/159,980.48 - Step 6: Final answer
x = 143,189.98
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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.