Finding the Fourth Proportional to 88,563.51, 122,214.15 and 48,276.41
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Solution
The fourth proportional to 88,563.51, 122,214.15 and 48,276.41 is: 66,619.53
Step by Step Solution
- Step 1: Write the proportion equation
88,563.51 : 122,214.15 = 48,276.41 : x - Step 2: Convert to fraction form
88,563.51/122,214.15 = 48,276.41/x - Step 3: Cross multiply
88,563.51x = 122,214.15 × 48,276.41 - Step 4: Simplify right side
88,563.51x = 5,900,059,802.13 - Step 5: Solve for x
x = 5,900,059,802.13/88,563.51 - Step 6: Final answer
x = 66,619.53
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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.