Finding the Fourth Proportional to 125,295.84, 187,924.32 and 36,540.09
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Solution
The fourth proportional to 125,295.84, 187,924.32 and 36,540.09 is: 54,804.47
Step by Step Solution
- Step 1: Write the proportion equation
125,295.84 : 187,924.32 = 36,540.09 : x - Step 2: Convert to fraction form
125,295.84/187,924.32 = 36,540.09/x - Step 3: Cross multiply
125,295.84x = 187,924.32 × 36,540.09 - Step 4: Simplify right side
125,295.84x = 6,866,771,565.99 - Step 5: Solve for x
x = 6,866,771,565.99/125,295.84 - Step 6: Final answer
x = 54,804.47
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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.