Finding the Fourth Proportional to 162,537.74, 243,745.98 and 55,891.53
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Solution
The fourth proportional to 162,537.74, 243,745.98 and 55,891.53 is: 83,816.45
Step by Step Solution
- Step 1: Write the proportion equation
162,537.74 : 243,745.98 = 55,891.53 : x - Step 2: Convert to fraction form
162,537.74/243,745.98 = 55,891.53/x - Step 3: Cross multiply
162,537.74x = 243,745.98 × 55,891.53 - Step 4: Simplify right side
162,537.74x = 13,623,335,753.55 - Step 5: Solve for x
x = 13,623,335,753.55/162,537.74 - Step 6: Final answer
x = 83,816.45
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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.