Finding the Fourth Proportional to 88,518.90, 122,154.53 and 48,232.99
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Solution
The fourth proportional to 88,518.90, 122,154.53 and 48,232.99 is: 66,560.68
Step by Step Solution
- Step 1: Write the proportion equation
88,518.90 : 122,154.53 = 48,232.99 : x - Step 2: Convert to fraction form
88,518.90/122,154.53 = 48,232.99/x - Step 3: Cross multiply
88,518.90x = 122,154.53 × 48,232.99 - Step 4: Simplify right side
88,518.90x = 5,891,878,223.94 - Step 5: Solve for x
x = 5,891,878,223.94/88,518.90 - Step 6: Final answer
x = 66,560.68
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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.