Finding the Fourth Proportional to 165,396.24, 248,089.68 and 53,076.06
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Solution
The fourth proportional to 165,396.24, 248,089.68 and 53,076.06 is: 79,612.59
Step by Step Solution
- Step 1: Write the proportion equation
165,396.24 : 248,089.68 = 53,076.06 : x - Step 2: Convert to fraction form
165,396.24/248,089.68 = 53,076.06/x - Step 3: Cross multiply
165,396.24x = 248,089.68 × 53,076.06 - Step 4: Simplify right side
165,396.24x = 13,167,622,741.06 - Step 5: Solve for x
x = 13,167,622,741.06/165,396.24 - Step 6: Final answer
x = 79,612.59
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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.