Finding the Fourth Proportional to 159,852.96, 239,738.40 and 47,506.68
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Solution
The fourth proportional to 159,852.96, 239,738.40 and 47,506.68 is: 71,247.82
Step by Step Solution
- Step 1: Write the proportion equation
159,852.96 : 239,738.40 = 47,506.68 : x - Step 2: Convert to fraction form
159,852.96/239,738.40 = 47,506.68/x - Step 3: Cross multiply
159,852.96x = 239,738.40 × 47,506.68 - Step 4: Simplify right side
159,852.96x = 11,389,175,452.51 - Step 5: Solve for x
x = 11,389,175,452.51/159,852.96 - Step 6: Final answer
x = 71,247.82
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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.