Finding the Fourth Proportional to 147,472.26, 221,209.18 and 36,664.26
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Solution
The fourth proportional to 147,472.26, 221,209.18 and 36,664.26 is: 54,996.59
Step by Step Solution
- Step 1: Write the proportion equation
147,472.26 : 221,209.18 = 36,664.26 : x - Step 2: Convert to fraction form
147,472.26/221,209.18 = 36,664.26/x - Step 3: Cross multiply
147,472.26x = 221,209.18 × 36,664.26 - Step 4: Simplify right side
147,472.26x = 8,110,470,889.91 - Step 5: Solve for x
x = 8,110,470,889.91/147,472.26 - Step 6: Final answer
x = 54,996.59
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1.5x scale
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.