Finding the Fourth Proportional to 221,900.94, 306,223.32 and 119,926.14
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Solution
The fourth proportional to 221,900.94, 306,223.32 and 119,926.14 is: 165,498.09
Step by Step Solution
- Step 1: Write the proportion equation
221,900.94 : 306,223.32 = 119,926.14 : x - Step 2: Convert to fraction form
221,900.94/306,223.32 = 119,926.14/x - Step 3: Cross multiply
221,900.94x = 306,223.32 × 119,926.14 - Step 4: Simplify right side
221,900.94x = 36,724,180,745.58 - Step 5: Solve for x
x = 36,724,180,745.58/221,900.94 - Step 6: Final answer
x = 165,498.09
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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.