Finding the Third Proportional to 103,515.75 and 221,784.75
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Solution
The third proportional to 103,515.75 and 221,784.75 is: 475,178.66
Step by Step Solution
- Step 1: Write the proportion equation
103,515.75 : 221,784.75 = 221,784.75 : x - Step 2: Convert to fraction form
103,515.75/221,784.75 = 221,784.75/x - Step 3: Cross multiply
103,515.75x = 221,784.75 × 221,784.75 - Step 4: Simplify right side
103,515.75x = 49,188,475,332.56 - Step 5: Solve for x
x = 49,188,475,332.56/103,515.75 - Step 6: Final answer
x = 475,178.66
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.