Finding the Third Proportional to 154,854.75 and 239,322.75
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Solution
The third proportional to 154,854.75 and 239,322.75 is: 369,865.17
Step by Step Solution
- Step 1: Write the proportion equation
154,854.75 : 239,322.75 = 239,322.75 : x - Step 2: Convert to fraction form
154,854.75/239,322.75 = 239,322.75/x - Step 3: Cross multiply
154,854.75x = 239,322.75 × 239,322.75 - Step 4: Simplify right side
154,854.75x = 57,275,378,667.56 - Step 5: Solve for x
x = 57,275,378,667.56/154,854.75 - Step 6: Final answer
x = 369,865.17
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.