Finding the Fourth Proportional to 250,064.63, 375,135.83 and 83,813.75
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Solution
The fourth proportional to 250,064.63, 375,135.83 and 83,813.75 is: 125,733.66
Step by Step Solution
- Step 1: Write the proportion equation
250,064.63 : 375,135.83 = 83,813.75 : x - Step 2: Convert to fraction form
250,064.63/375,135.83 = 83,813.75/x - Step 3: Cross multiply
250,064.63x = 375,135.83 × 83,813.75 - Step 4: Simplify right side
250,064.63x = 31,441,540,252.59 - Step 5: Solve for x
x = 31,441,540,252.59/250,064.63 - Step 6: Final answer
x = 125,733.66
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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.