Finding the Fourth Proportional to 275,161.74, 412,655.94 and 106,670.40
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Solution
The fourth proportional to 275,161.74, 412,655.94 and 106,670.40 is: 159,972.00
Step by Step Solution
- Step 1: Write the proportion equation
275,161.74 : 412,655.94 = 106,670.40 : x - Step 2: Convert to fraction form
275,161.74/412,655.94 = 106,670.40/x - Step 3: Cross multiply
275,161.74x = 412,655.94 × 106,670.40 - Step 4: Simplify right side
275,161.74x = 44,018,174,182.18 - Step 5: Solve for x
x = 44,018,174,182.18/275,161.74 - Step 6: Final answer
x = 159,972.00
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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.