Finding the Fourth Proportional to 127,277.49, 175,632.66 and 73,565.99
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Solution
The fourth proportional to 127,277.49, 175,632.66 and 73,565.99 is: 101,515.13
Step by Step Solution
- Step 1: Write the proportion equation
127,277.49 : 175,632.66 = 73,565.99 : x - Step 2: Convert to fraction form
127,277.49/175,632.66 = 73,565.99/x - Step 3: Cross multiply
127,277.49x = 175,632.66 × 73,565.99 - Step 4: Simplify right side
127,277.49x = 12,920,590,509.23 - Step 5: Solve for x
x = 12,920,590,509.23/127,277.49 - Step 6: Final answer
x = 101,515.13
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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.