Finding the Fourth Proportional to 233,338.21, 350,302.70 and 143,159.31
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Solution
The fourth proportional to 233,338.21, 350,302.70 and 143,159.31 is: 214,920.20
Step by Step Solution
- Step 1: Write the proportion equation
233,338.21 : 350,302.70 = 143,159.31 : x - Step 2: Convert to fraction form
233,338.21/350,302.70 = 143,159.31/x - Step 3: Cross multiply
233,338.21x = 350,302.70 × 143,159.31 - Step 4: Simplify right side
233,338.21x = 50,149,092,823.14 - Step 5: Solve for x
x = 50,149,092,823.14/233,338.21 - Step 6: Final answer
x = 214,920.20
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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.