Finding the Fourth Proportional to 88,020.54, 121,466.79 and 50,293.98
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Solution
The fourth proportional to 88,020.54, 121,466.79 and 50,293.98 is: 69,404.80
Step by Step Solution
- Step 1: Write the proportion equation
88,020.54 : 121,466.79 = 50,293.98 : x - Step 2: Convert to fraction form
88,020.54/121,466.79 = 50,293.98/x - Step 3: Cross multiply
88,020.54x = 121,466.79 × 50,293.98 - Step 4: Simplify right side
88,020.54x = 6,109,048,306.92 - Step 5: Solve for x
x = 6,109,048,306.92/88,020.54 - Step 6: Final answer
x = 69,404.80
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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.