Finding the Fourth Proportional to 122,797.71, 183,999.87 and 110,987.91
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Solution
The fourth proportional to 122,797.71, 183,999.87 and 110,987.91 is: 166,304.09
Step by Step Solution
- Step 1: Write the proportion equation
122,797.71 : 183,999.87 = 110,987.91 : x - Step 2: Convert to fraction form
122,797.71/183,999.87 = 110,987.91/x - Step 3: Cross multiply
122,797.71x = 183,999.87 × 110,987.91 - Step 4: Simplify right side
122,797.71x = 20,421,761,011.57 - Step 5: Solve for x
x = 20,421,761,011.57/122,797.71 - Step 6: Final answer
x = 166,304.09
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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.