Finding the Fourth Proportional to 258,703.33, 357,010.07 and 145,526.08
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Solution
The fourth proportional to 258,703.33, 357,010.07 and 145,526.08 is: 200,825.70
Step by Step Solution
- Step 1: Write the proportion equation
258,703.33 : 357,010.07 = 145,526.08 : x - Step 2: Convert to fraction form
258,703.33/357,010.07 = 145,526.08/x - Step 3: Cross multiply
258,703.33x = 357,010.07 × 145,526.08 - Step 4: Simplify right side
258,703.33x = 51,954,276,544.84 - Step 5: Solve for x
x = 51,954,276,544.84/258,703.33 - Step 6: Final answer
x = 200,825.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.