Finding the Fourth Proportional to 74,000.08, 102,051.97 and 48,497.15
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Solution
The fourth proportional to 74,000.08, 102,051.97 and 48,497.15 is: 66,881.41
Step by Step Solution
- Step 1: Write the proportion equation
74,000.08 : 102,051.97 = 48,497.15 : x - Step 2: Convert to fraction form
74,000.08/102,051.97 = 48,497.15/x - Step 3: Cross multiply
74,000.08x = 102,051.97 × 48,497.15 - Step 4: Simplify right side
74,000.08x = 4,949,229,709.53 - Step 5: Solve for x
x = 4,949,229,709.53/74,000.08 - Step 6: Final answer
x = 66,881.41
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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.