Finding the Fourth Proportional to 74,319.21, 102,553.71 and 44,099.31
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Solution
The fourth proportional to 74,319.21, 102,553.71 and 44,099.31 is: 60,853.01
Step by Step Solution
- Step 1: Write the proportion equation
74,319.21 : 102,553.71 = 44,099.31 : x - Step 2: Convert to fraction form
74,319.21/102,553.71 = 44,099.31/x - Step 3: Cross multiply
74,319.21x = 102,553.71 × 44,099.31 - Step 4: Simplify right side
74,319.21x = 4,522,547,848.94 - Step 5: Solve for x
x = 4,522,547,848.94/74,319.21 - Step 6: Final answer
x = 60,853.01
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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.