Finding the Third Proportional to 153,949.75 and 245,154.75
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Solution
The third proportional to 153,949.75 and 245,154.75 is: 390,392.65
Step by Step Solution
- Step 1: Write the proportion equation
153,949.75 : 245,154.75 = 245,154.75 : x - Step 2: Convert to fraction form
153,949.75/245,154.75 = 245,154.75/x - Step 3: Cross multiply
153,949.75x = 245,154.75 × 245,154.75 - Step 4: Simplify right side
153,949.75x = 60,100,851,447.56 - Step 5: Solve for x
x = 60,100,851,447.56/153,949.75 - Step 6: Final answer
x = 390,392.65
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.