Finding the Fourth Proportional to 352,051.31, 528,021.14 and 112,134.08
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Solution
The fourth proportional to 352,051.31, 528,021.14 and 112,134.08 is: 168,183.33
Step by Step Solution
- Step 1: Write the proportion equation
352,051.31 : 528,021.14 = 112,134.08 : x - Step 2: Convert to fraction form
352,051.31/528,021.14 = 112,134.08/x - Step 3: Cross multiply
352,051.31x = 528,021.14 × 112,134.08 - Step 4: Simplify right side
352,051.31x = 59,209,161,553.68 - Step 5: Solve for x
x = 59,209,161,553.68/352,051.31 - Step 6: Final answer
x = 168,183.33
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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.