Finding the Fourth Proportional to 88,492.57, 122,118.33 and 48,206.81
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Solution
The fourth proportional to 88,492.57, 122,118.33 and 48,206.81 is: 66,524.63
Step by Step Solution
- Step 1: Write the proportion equation
88,492.57 : 122,118.33 = 48,206.81 : x - Step 2: Convert to fraction form
88,492.57/122,118.33 = 48,206.81/x - Step 3: Cross multiply
88,492.57x = 122,118.33 × 48,206.81 - Step 4: Simplify right side
88,492.57x = 5,886,935,617.90 - Step 5: Solve for x
x = 5,886,935,617.90/88,492.57 - Step 6: Final answer
x = 66,524.63
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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.