Finding the Fourth Proportional to 88,866.90, 122,635.98 and 48,580.62
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Solution
The fourth proportional to 88,866.90, 122,635.98 and 48,580.62 is: 67,041.07
Step by Step Solution
- Step 1: Write the proportion equation
88,866.90 : 122,635.98 = 48,580.62 : x - Step 2: Convert to fraction form
88,866.90/122,635.98 = 48,580.62/x - Step 3: Cross multiply
88,866.90x = 122,635.98 × 48,580.62 - Step 4: Simplify right side
88,866.90x = 5,957,731,942.71 - Step 5: Solve for x
x = 5,957,731,942.71/88,866.90 - Step 6: Final answer
x = 67,041.07
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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.