Finding the Fourth Proportional to 95,867.18, 143,801.13 and 29,307.05
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Solution
The fourth proportional to 95,867.18, 143,801.13 and 29,307.05 is: 43,960.69
Step by Step Solution
- Step 1: Write the proportion equation
95,867.18 : 143,801.13 = 29,307.05 : x - Step 2: Convert to fraction form
95,867.18/143,801.13 = 29,307.05/x - Step 3: Cross multiply
95,867.18x = 143,801.13 × 29,307.05 - Step 4: Simplify right side
95,867.18x = 4,214,386,906.97 - Step 5: Solve for x
x = 4,214,386,906.97/95,867.18 - Step 6: Final answer
x = 43,960.69
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1.5x scale
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.