Finding the Fourth Proportional to 107,363.66, 160,995.49 and 39,848.67
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Solution
The fourth proportional to 107,363.66, 160,995.49 and 39,848.67 is: 59,754.45
Step by Step Solution
- Step 1: Write the proportion equation
107,363.66 : 160,995.49 = 39,848.67 : x - Step 2: Convert to fraction form
107,363.66/160,995.49 = 39,848.67/x - Step 3: Cross multiply
107,363.66x = 160,995.49 × 39,848.67 - Step 4: Simplify right side
107,363.66x = 6,415,456,455.37 - Step 5: Solve for x
x = 6,415,456,455.37/107,363.66 - Step 6: Final answer
x = 59,754.45
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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.