Finding the Fourth Proportional to 275,091.59, 412,501.30 and 97,571.99
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Solution
The fourth proportional to 275,091.59, 412,501.30 and 97,571.99 is: 146,309.72
Step by Step Solution
- Step 1: Write the proportion equation
275,091.59 : 412,501.30 = 97,571.99 : x - Step 2: Convert to fraction form
275,091.59/412,501.30 = 97,571.99/x - Step 3: Cross multiply
275,091.59x = 412,501.30 × 97,571.99 - Step 4: Simplify right side
275,091.59x = 40,248,572,718.59 - Step 5: Solve for x
x = 40,248,572,718.59/275,091.59 - Step 6: Final answer
x = 146,309.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.