Finding the Fourth Proportional to 125,724.93, 188,711.32 and 92,351.31
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Solution
The fourth proportional to 125,724.93, 188,711.32 and 92,351.31 is: 138,617.99
Step by Step Solution
- Step 1: Write the proportion equation
125,724.93 : 188,711.32 = 92,351.31 : x - Step 2: Convert to fraction form
125,724.93/188,711.32 = 92,351.31/x - Step 3: Cross multiply
125,724.93x = 188,711.32 × 92,351.31 - Step 4: Simplify right side
125,724.93x = 17,427,736,848.44 - Step 5: Solve for x
x = 17,427,736,848.44/125,724.93 - Step 6: Final answer
x = 138,617.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.