Finding the Fourth Proportional to 88,890.98, 122,664.54 and 48,597.26
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Solution
The fourth proportional to 88,890.98, 122,664.54 and 48,597.26 is: 67,061.48
Step by Step Solution
- Step 1: Write the proportion equation
88,890.98 : 122,664.54 = 48,597.26 : x - Step 2: Convert to fraction form
88,890.98/122,664.54 = 48,597.26/x - Step 3: Cross multiply
88,890.98x = 122,664.54 × 48,597.26 - Step 4: Simplify right side
88,890.98x = 5,961,160,543.16 - Step 5: Solve for x
x = 5,961,160,543.16/88,890.98 - Step 6: Final answer
x = 67,061.48
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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.