Finding the Fourth Proportional to 221,266.08, 305,379.36 and 125,750.88
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Solution
The fourth proportional to 221,266.08, 305,379.36 and 125,750.88 is: 173,554.50
Step by Step Solution
- Step 1: Write the proportion equation
221,266.08 : 305,379.36 = 125,750.88 : x - Step 2: Convert to fraction form
221,266.08/305,379.36 = 125,750.88/x - Step 3: Cross multiply
221,266.08x = 305,379.36 × 125,750.88 - Step 4: Simplify right side
221,266.08x = 38,401,723,253.84 - Step 5: Solve for x
x = 38,401,723,253.84/221,266.08 - Step 6: Final answer
x = 173,554.50
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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.