Finding the Fourth Proportional to 127,562.13, 191,219.13 and 60,984.99
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Solution
The fourth proportional to 127,562.13, 191,219.13 and 60,984.99 is: 91,418.17
Step by Step Solution
- Step 1: Write the proportion equation
127,562.13 : 191,219.13 = 60,984.99 : x - Step 2: Convert to fraction form
127,562.13/191,219.13 = 60,984.99/x - Step 3: Cross multiply
127,562.13x = 191,219.13 × 60,984.99 - Step 4: Simplify right side
127,562.13x = 11,661,496,730.86 - Step 5: Solve for x
x = 11,661,496,730.86/127,562.13 - Step 6: Final answer
x = 91,418.17
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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.