Finding the Fourth Proportional to 125,888.64, 173,724.48 and 69,298.56
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Solution
The fourth proportional to 125,888.64, 173,724.48 and 69,298.56 is: 95,631.00
Step by Step Solution
- Step 1: Write the proportion equation
125,888.64 : 173,724.48 = 69,298.56 : x - Step 2: Convert to fraction form
125,888.64/173,724.48 = 69,298.56/x - Step 3: Cross multiply
125,888.64x = 173,724.48 × 69,298.56 - Step 4: Simplify right side
125,888.64x = 12,038,856,300.75 - Step 5: Solve for x
x = 12,038,856,300.75/125,888.64 - Step 6: Final answer
x = 95,631.00
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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.