Finding the Fourth Proportional to 125,528.88, 188,276.58 and 46,632.36
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Solution
The fourth proportional to 125,528.88, 188,276.58 and 46,632.36 is: 69,942.32
Step by Step Solution
- Step 1: Write the proportion equation
125,528.88 : 188,276.58 = 46,632.36 : x - Step 2: Convert to fraction form
125,528.88/188,276.58 = 46,632.36/x - Step 3: Cross multiply
125,528.88x = 188,276.58 × 46,632.36 - Step 4: Simplify right side
125,528.88x = 8,779,781,258.13 - Step 5: Solve for x
x = 8,779,781,258.13/125,528.88 - Step 6: Final answer
x = 69,942.32
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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.