Finding the Fourth Proportional to 162,193.36, 243,202.55 and 62,378.68
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Solution
The fourth proportional to 162,193.36, 243,202.55 and 62,378.68 is: 93,534.37
Step by Step Solution
- Step 1: Write the proportion equation
162,193.36 : 243,202.55 = 62,378.68 : x - Step 2: Convert to fraction form
162,193.36/243,202.55 = 62,378.68/x - Step 3: Cross multiply
162,193.36x = 243,202.55 × 62,378.68 - Step 4: Simplify right side
162,193.36x = 15,170,653,589.57 - Step 5: Solve for x
x = 15,170,653,589.57/162,193.36 - Step 6: Final answer
x = 93,534.37
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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.