Finding the Third Proportional to 74,000.25 and 115,539.75
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Solution
The third proportional to 74,000.25 and 115,539.75 is: 180,397.15
Step by Step Solution
- Step 1: Write the proportion equation
74,000.25 : 115,539.75 = 115,539.75 : x - Step 2: Convert to fraction form
74,000.25/115,539.75 = 115,539.75/x - Step 3: Cross multiply
74,000.25x = 115,539.75 × 115,539.75 - Step 4: Simplify right side
74,000.25x = 13,349,433,830.06 - Step 5: Solve for x
x = 13,349,433,830.06/74,000.25 - Step 6: Final answer
x = 180,397.15
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.