Finding the Third Proportional to 70,038.75 and 149,919.75
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Solution
The third proportional to 70,038.75 and 149,919.75 is: 320,907.09
Step by Step Solution
- Step 1: Write the proportion equation
70,038.75 : 149,919.75 = 149,919.75 : x - Step 2: Convert to fraction form
70,038.75/149,919.75 = 149,919.75/x - Step 3: Cross multiply
70,038.75x = 149,919.75 × 149,919.75 - Step 4: Simplify right side
70,038.75x = 22,475,931,440.06 - Step 5: Solve for x
x = 22,475,931,440.06/70,038.75 - Step 6: Final answer
x = 320,907.09
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.