Finding the Fourth Proportional to 92,237.76, 138,252.96 and 45,523.44
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Solution
The fourth proportional to 92,237.76, 138,252.96 and 45,523.44 is: 68,233.99
Step by Step Solution
- Step 1: Write the proportion equation
92,237.76 : 138,252.96 = 45,523.44 : x - Step 2: Convert to fraction form
92,237.76/138,252.96 = 45,523.44/x - Step 3: Cross multiply
92,237.76x = 138,252.96 × 45,523.44 - Step 4: Simplify right side
92,237.76x = 6,293,750,329.38 - Step 5: Solve for x
x = 6,293,750,329.38/92,237.76 - Step 6: Final answer
x = 68,233.99
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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.