Finding the Fourth Proportional to 88,035.84, 121,482.24 and 48,291.84
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Solution
The fourth proportional to 88,035.84, 121,482.24 and 48,291.84 is: 66,638.78
Step by Step Solution
- Step 1: Write the proportion equation
88,035.84 : 121,482.24 = 48,291.84 : x - Step 2: Convert to fraction form
88,035.84/121,482.24 = 48,291.84/x - Step 3: Cross multiply
88,035.84x = 121,482.24 × 48,291.84 - Step 4: Simplify right side
88,035.84x = 5,866,600,896.92 - Step 5: Solve for x
x = 5,866,600,896.92/88,035.84 - Step 6: Final answer
x = 66,638.78
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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.