Finding the Fourth Proportional to 88,842.84, 122,603.34 and 48,557.09
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Solution
The fourth proportional to 88,842.84, 122,603.34 and 48,557.09 is: 67,008.90
Step by Step Solution
- Step 1: Write the proportion equation
88,842.84 : 122,603.34 = 48,557.09 : x - Step 2: Convert to fraction form
88,842.84/122,603.34 = 48,557.09/x - Step 3: Cross multiply
88,842.84x = 122,603.34 × 48,557.09 - Step 4: Simplify right side
88,842.84x = 5,953,260,801.66 - Step 5: Solve for x
x = 5,953,260,801.66/88,842.84 - Step 6: Final answer
x = 67,008.90
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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.