Finding the Fourth Proportional to 110,995.62, 153,188.97 and 62,607.48
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Solution
The fourth proportional to 110,995.62, 153,188.97 and 62,607.48 is: 86,406.79
Step by Step Solution
- Step 1: Write the proportion equation
110,995.62 : 153,188.97 = 62,607.48 : x - Step 2: Convert to fraction form
110,995.62/153,188.97 = 62,607.48/x - Step 3: Cross multiply
110,995.62x = 153,188.97 × 62,607.48 - Step 4: Simplify right side
110,995.62x = 9,590,775,375.50 - Step 5: Solve for x
x = 9,590,775,375.50/110,995.62 - Step 6: Final answer
x = 86,406.79
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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.