Finding the Third Proportional to 78,564 and 169,578
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Solution
The third proportional to 78,564 and 169,578 is: 366,028.95
Step by Step Solution
- Step 1: Write the proportion equation
78,564 : 169,578 = 169,578 : x - Step 2: Convert to fraction form
78,564/169,578 = 169,578/x - Step 3: Cross multiply
78,564x = 169,578 × 169,578 - Step 4: Simplify right side
78,564x = 28,756,698,084 - Step 5: Solve for x
x = 28,756,698,084/78,564 - Step 6: Final answer
x = 366,028.95
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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.