Finding the Fourth Proportional to 244,001.12, 336,644.80 and 136,554.08
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Solution
The fourth proportional to 244,001.12, 336,644.80 and 136,554.08 is: 188,401.68
Step by Step Solution
- Step 1: Write the proportion equation
244,001.12 : 336,644.80 = 136,554.08 : x - Step 2: Convert to fraction form
244,001.12/336,644.80 = 136,554.08/x - Step 3: Cross multiply
244,001.12x = 336,644.80 × 136,554.08 - Step 4: Simplify right side
244,001.12x = 45,970,220,950.78 - Step 5: Solve for x
x = 45,970,220,950.78/244,001.12 - Step 6: Final answer
x = 188,401.68
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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.