Finding the Fourth Proportional to 159,506.24, 239,156.96 and 70,786.88
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Solution
The fourth proportional to 159,506.24, 239,156.96 and 70,786.88 is: 106,134.88
Step by Step Solution
- Step 1: Write the proportion equation
159,506.24 : 239,156.96 = 70,786.88 : x - Step 2: Convert to fraction form
159,506.24/239,156.96 = 70,786.88/x - Step 3: Cross multiply
159,506.24x = 239,156.96 × 70,786.88 - Step 4: Simplify right side
159,506.24x = 16,929,175,028.68 - Step 5: Solve for x
x = 16,929,175,028.68/159,506.24 - Step 6: Final answer
x = 106,134.88
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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.