Finding the Third Proportional to 69,395.75 and 149,115.75
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Solution
The third proportional to 69,395.75 and 149,115.75 is: 320,415.98
Step by Step Solution
- Step 1: Write the proportion equation
69,395.75 : 149,115.75 = 149,115.75 : x - Step 2: Convert to fraction form
69,395.75/149,115.75 = 149,115.75/x - Step 3: Cross multiply
69,395.75x = 149,115.75 × 149,115.75 - Step 4: Simplify right side
69,395.75x = 22,235,506,898.06 - Step 5: Solve for x
x = 22,235,506,898.06/69,395.75 - Step 6: Final answer
x = 320,415.98
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.