Finding the Fourth Proportional to 110,724.44, 152,794.08 and 62,976.75
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Solution
The fourth proportional to 110,724.44, 152,794.08 and 62,976.75 is: 86,904.71
Step by Step Solution
- Step 1: Write the proportion equation
110,724.44 : 152,794.08 = 62,976.75 : x - Step 2: Convert to fraction form
110,724.44/152,794.08 = 62,976.75/x - Step 3: Cross multiply
110,724.44x = 152,794.08 × 62,976.75 - Step 4: Simplify right side
110,724.44x = 9,622,474,577.64 - Step 5: Solve for x
x = 9,622,474,577.64/110,724.44 - Step 6: Final answer
x = 86,904.71
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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.