Finding the Fourth Proportional to 195,475.76, 269,878.68 and 134,327.24
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Solution
The fourth proportional to 195,475.76, 269,878.68 and 134,327.24 is: 185,455.52
Step by Step Solution
- Step 1: Write the proportion equation
195,475.76 : 269,878.68 = 134,327.24 : x - Step 2: Convert to fraction form
195,475.76/269,878.68 = 134,327.24/x - Step 3: Cross multiply
195,475.76x = 269,878.68 × 134,327.24 - Step 4: Simplify right side
195,475.76x = 36,252,058,219.24 - Step 5: Solve for x
x = 36,252,058,219.24/195,475.76 - Step 6: Final answer
x = 185,455.52
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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.