Finding the Fourth Proportional to 101,577.07, 140,199.68 and 67,586.99
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Solution
The fourth proportional to 101,577.07, 140,199.68 and 67,586.99 is: 93,285.56
Step by Step Solution
- Step 1: Write the proportion equation
101,577.07 : 140,199.68 = 67,586.99 : x - Step 2: Convert to fraction form
101,577.07/140,199.68 = 67,586.99/x - Step 3: Cross multiply
101,577.07x = 140,199.68 × 67,586.99 - Step 4: Simplify right side
101,577.07x = 9,475,673,838.13 - Step 5: Solve for x
x = 9,475,673,838.13/101,577.07 - Step 6: Final answer
x = 93,285.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.