Finding the Third Proportional to 119,862.75 and 258,406.13
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Solution
The third proportional to 119,862.75 and 258,406.13 is: 557,084.88
Step by Step Solution
- Step 1: Write the proportion equation
119,862.75 : 258,406.13 = 258,406.13 : x - Step 2: Convert to fraction form
119,862.75/258,406.13 = 258,406.13/x - Step 3: Cross multiply
119,862.75x = 258,406.13 × 258,406.13 - Step 4: Simplify right side
119,862.75x = 66,773,725,437.52 - Step 5: Solve for x
x = 66,773,725,437.52/119,862.75 - Step 6: Final answer
x = 557,084.88
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.