Finding the Fourth Proportional to 88,296.78, 121,851.08 and 48,010.81
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Solution
The fourth proportional to 88,296.78, 121,851.08 and 48,010.81 is: 66,255.74
Step by Step Solution
- Step 1: Write the proportion equation
88,296.78 : 121,851.08 = 48,010.81 : x - Step 2: Convert to fraction form
88,296.78/121,851.08 = 48,010.81/x - Step 3: Cross multiply
88,296.78x = 121,851.08 × 48,010.81 - Step 4: Simplify right side
88,296.78x = 5,850,169,184.07 - Step 5: Solve for x
x = 5,850,169,184.07/88,296.78 - Step 6: Final answer
x = 66,255.74
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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.