Finding the Fourth Proportional to 88,908.18, 122,693.30 and 48,622.02
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Solution
The fourth proportional to 88,908.18, 122,693.30 and 48,622.02 is: 67,098.39
Step by Step Solution
- Step 1: Write the proportion equation
88,908.18 : 122,693.30 = 48,622.02 : x - Step 2: Convert to fraction form
88,908.18/122,693.30 = 48,622.02/x - Step 3: Cross multiply
88,908.18x = 122,693.30 × 48,622.02 - Step 4: Simplify right side
88,908.18x = 5,965,596,086.47 - Step 5: Solve for x
x = 5,965,596,086.47/88,908.18 - Step 6: Final answer
x = 67,098.39
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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.