Finding the Fourth Proportional to 266,910.08, 368,324.91 and 159,539.31
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Solution
The fourth proportional to 266,910.08, 368,324.91 and 159,539.31 is: 220,157.68
Step by Step Solution
- Step 1: Write the proportion equation
266,910.08 : 368,324.91 = 159,539.31 : x - Step 2: Convert to fraction form
266,910.08/368,324.91 = 159,539.31/x - Step 3: Cross multiply
266,910.08x = 368,324.91 × 159,539.31 - Step 4: Simplify right side
266,910.08x = 58,762,301,997.21 - Step 5: Solve for x
x = 58,762,301,997.21/266,910.08 - Step 6: Final answer
x = 220,157.68
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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.