Finding the Third Proportional to 148,078.13 and 319,797.49
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Solution
The third proportional to 148,078.13 and 319,797.49 is: 690,651.88
Step by Step Solution
- Step 1: Write the proportion equation
148,078.13 : 319,797.49 = 319,797.49 : x - Step 2: Convert to fraction form
148,078.13/319,797.49 = 319,797.49/x - Step 3: Cross multiply
148,078.13x = 319,797.49 × 319,797.49 - Step 4: Simplify right side
148,078.13x = 102,270,436,009.41 - Step 5: Solve for x
x = 102,270,436,009.41/148,078.13 - Step 6: Final answer
x = 690,651.88
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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.