Finding the Third Proportional to 72,854 and 160,000
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Solution
The third proportional to 72,854 and 160,000 is: 351,387.71
Step by Step Solution
- Step 1: Write the proportion equation
72,854 : 160,000 = 160,000 : x - Step 2: Convert to fraction form
72,854/160,000 = 160,000/x - Step 3: Cross multiply
72,854x = 160,000 × 160,000 - Step 4: Simplify right side
72,854x = 25,600,000,000 - Step 5: Solve for x
x = 25,600,000,000/72,854 - Step 6: Final answer
x = 351,387.71
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.