Finding the Fourth Proportional to 88,627.13, 122,305.82 and 48,341.76
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Solution
The fourth proportional to 88,627.13, 122,305.82 and 48,341.76 is: 66,711.83
Step by Step Solution
- Step 1: Write the proportion equation
88,627.13 : 122,305.82 = 48,341.76 : x - Step 2: Convert to fraction form
88,627.13/122,305.82 = 48,341.76/x - Step 3: Cross multiply
88,627.13x = 122,305.82 × 48,341.76 - Step 4: Simplify right side
88,627.13x = 5,912,477,950.90 - Step 5: Solve for x
x = 5,912,477,950.90/88,627.13 - Step 6: Final answer
x = 66,711.83
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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.