Finding the Fourth Proportional to 160,207.58, 221,084.16 and 88,586.04
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Solution
The fourth proportional to 160,207.58, 221,084.16 and 88,586.04 is: 122,247.46
Step by Step Solution
- Step 1: Write the proportion equation
160,207.58 : 221,084.16 = 88,586.04 : x - Step 2: Convert to fraction form
160,207.58/221,084.16 = 88,586.04/x - Step 3: Cross multiply
160,207.58x = 221,084.16 × 88,586.04 - Step 4: Simplify right side
160,207.58x = 19,584,970,241.13 - Step 5: Solve for x
x = 19,584,970,241.13/160,207.58 - Step 6: Final answer
x = 122,247.46
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1.5x scale
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.