Finding the Fourth Proportional to 107,497.10, 161,201.91 and 48,316.88
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Solution
The fourth proportional to 107,497.10, 161,201.91 and 48,316.88 is: 72,455.66
Step by Step Solution
- Step 1: Write the proportion equation
107,497.10 : 161,201.91 = 48,316.88 : x - Step 2: Convert to fraction form
107,497.10/161,201.91 = 48,316.88/x - Step 3: Cross multiply
107,497.10x = 161,201.91 × 48,316.88 - Step 4: Simplify right side
107,497.10x = 7,788,773,341.24 - Step 5: Solve for x
x = 7,788,773,341.24/107,497.10 - Step 6: Final answer
x = 72,455.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.