Finding the Fourth Proportional to 88,677.24, 122,377.19 and 48,393.60
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Solution
The fourth proportional to 88,677.24, 122,377.19 and 48,393.60 is: 66,784.59
Step by Step Solution
- Step 1: Write the proportion equation
88,677.24 : 122,377.19 = 48,393.60 : x - Step 2: Convert to fraction form
88,677.24/122,377.19 = 48,393.60/x - Step 3: Cross multiply
88,677.24x = 122,377.19 × 48,393.60 - Step 4: Simplify right side
88,677.24x = 5,922,272,781.98 - Step 5: Solve for x
x = 5,922,272,781.98/88,677.24 - Step 6: Final answer
x = 66,784.59
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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.